Common use of Numbering Clause in Contracts

Numbering. 37.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into NXX(s)into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs and/or blocks at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment GuidelinesGuidelines (ATIS-0300051) or the Thousands Block Number (NXX-X) Pooling Administration Guidelines (ATIS-0300066), as currently specified in INC 00- 0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX and/or block resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) and/or blocks into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX and/or blocks is reassigned, it will continue to be assigned to Telco’s network as shown in the Telcordia® LERG™ Routing Guide (LERG). 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs and/or blocks to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- no-charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx Carrier agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 Telco will forward a confirmation to Carrier in response to XxxxxxxCarrier’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 35.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 35.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 35.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 35.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 35.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NPA- NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- no-charge order. 37.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 35.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 35.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 35.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 35.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- no-charge order. 37.5 35.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks. 36.6 Intentionally Left Blank 36.7 Intentionally Left Blank

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s 's costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”"CLLr') of dedicated NPA-NXX(s) from Telco’s 's Tandems to points within Carrier’s 's network as designated by Carrier. Xxxxxxx Carrier agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into NXX(s)into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s 's network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s Carrier's request to add Carrier’s 's NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's ’s assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment GuidelinesGuidelines , as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's ’s dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks. 36.6 Intentionally left blank. 36.6.1 Intentionally left blank. 36.6.2 Intentionally left blank. 36.6.3 Intentionally left blank. 36.6.4 Intentionally left blank. 36.6.5 Intentionally left blank. 36.7 Intentionally left blank.

Numbering. 37.1 35.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization.authorization.‌ 37.2 35.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 35.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 . Page 26 of 32‌‌ 35.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NPA- NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into NPA- NXX(s)into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- no-charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NPA- NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into NXX(s)into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- no-charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx Carrier agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to XxxxxxxCarrier’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks. 36.6 Intentionally Left Blank 36.7 Intentionally Left Blank

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks. 36.6 Intentionally left blank.

Numbering. 37.1 36.1 It shall be the responsibility of each Party to program and programand update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization. 37.2 36.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 00-0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 36.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment within one (1) year from written notification from Telco that such situation exists. Xxxxx agrees not to charge Carrier for any Telco work requires to facilitate the change and Xxxxxxx agrees not to charge Telco for any Carrier work to of its dedicated NPA-NXX(s) into NXX(s)into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective DateDate.facilitate the change. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 36.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such submitssuch a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 36.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.

Numbering. 37.1 It shall be the responsibility of each Party to program and update its own switches and network systems to recognize and route traffic to the other Party's assigned NPA-NXXs at all times. Neither Telco nor Carrier shall charge each other for changes to switch routing software necessitated by the opening of NPAs or NXXs. If either Party is authorized to recover its costs for changes to switch routing software necessitated by the opening of NPAs or NXXs, the Parties shall reimburse each other’s costs according to such authorization.authorization.‌ 37.2 The Parties shall comply with Central Office Code Assignment Guidelines, as currently specified in INC 00- 0000-000, in performing the electronic input of their respective number assignment information into the Routing Database System. 37.3 To the extent that the Carrier's dedicated NPA-NXX resides at a point in Telco network, then the Parties shall cooperate to reassign the routing V&H and the Common Language Location Identifier (“CLLI”) of dedicated NPA-NXX(s) from Telco’s Tandems to points within Carrier’s network as designated by Carrier. Xxxxxxx agrees that it shall use best efforts to complete the reassignment of its dedicated NPA-NXX(s) into its network. The Parties agree to cooperate in order to complete the transfer of all codes no later than the end of twelve months from the Effective Date. Until an NPA-NXX is reassigned, it will continue to be assigned to Telco’s network as shown in the LERG. 37.4 Telco will forward a confirmation to Carrier in response to Xxxxxxx’s request to add Carrier’s NPA-NXXs to Trunk Groups, when Carrier submits such a request accompanied by an ASR without service and using the remarks section to refer to the NPA-NXX form. This NPA-NXX installation request will be treated as a no- charge order. 37.5 Both Parties will provide switch translations and billing contact points regarding the establishment of or modification to full number blocks.