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EXHIBIT 99.4
JOINT FILING AGREEMENT
The undersigned hereby agree that the statement on Schedule 13D dated
March 15, 1998, with respect to the Class A Common Stock of NEXTLINK
Communications, Inc. is, and any amendments thereto signed by each of the
undersigned shall be, filed on behalf of each of us pursuant to and in
accordance with the provisions of Rule 13d-1(f) under the Securities Exchange
Act of 1934.
This Agreement may be executed in counterparts, each of which shall for
all purposes be deemed to be an original and all of which shall constitute one
and the same instrument.
Dated: March 15, 1999
/s/ XXXXX X. XXXXX
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Xxxxx X. XxXxx
THE AMPERSAND TELECOM TRUST
By: /s/ XXXXXXX X. XXXXXX
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Xxxxxxx X. Xxxxxx
Trustee
AMPERSAND TELECOM, LLC
By: /s/ XXXXXXX X. XXXXXX
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Xxxxxxx X. Xxxxxx
President
/s/ XXXXXXX X. XXXXXX
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Xxxxxxx X. Xxxxxx
