ACC Long Distance, Ltd.
Americall LDC, Inc.
ATX Telecommunications Services, Inc.
Central Utah Communications
Combined Network, Inc.
Discount Long Distance
Discount WATS Lines, Inc.
Florida Telcom Long Distance Company
Jarvis Long Distance
LDDS Communications, Inc.
LDDS of Louisiana, Inc.
Long Distance Savers
Metro Media Long Distance
NEXTLINK Pennsylvania, Inc.
North American Telephone Company
Pennisula Communications, Inc.
Phone America of Carolina, Inc.
RDM Telephone Systems
Telemarketing Communications of Charlotte
Telemarketing Communications of Columbia
Telemarketing Communications of Eastern North Carolina
Telemarketing Communications of Fayetteville
Telemarketing Communications of The Piedmont
Telemarketing Corporation of Louisiana, Inc.
Telemarketing of Greater New Orleans/Baton Rouge
Telemarketing of Jackson
Telemarketing of Lafayette
Teltec Savings Communications, Inc.
TMC of Tampa Bay
Valueline of Alexandria
Westel Telecommunications, Ltd.