Exhibit 4.4 SUPPLEMENTAL INDENTURE (this "Supplemental Indenture") dated as of May 29, 2007, among LEVEL 3 FINANCING, INC., a Delaware corporation (the "Issuer"), LEVEL 3 COMMUNICATIONS, INC., a Delaware corporation ("Parent"), LEVEL 3 COMMUNICATIONS,...Supplemental Indenture • May 31st, 2007 • Level 3 Communications Inc • Telephone communications (no radiotelephone) • New York
Exhibit 4.2 SUPPLEMENTAL INDENTURE (this "Supplemental Indenture") dated as of May 29, 2007, among LEVEL 3 FINANCING, INC., a Delaware corporation (the "Issuer"), LEVEL 3 COMMUNICATIONS, INC., a Delaware corporation ("Parent"), LEVEL 3 COMMUNICATIONS,...Supplemental Indenture • May 31st, 2007 • Level 3 Communications Inc • Telephone communications (no radiotelephone) • New York
