EXHIBIT 21 LIST OF SUBSIDIARIES NAME JURISDICTION OF INCORPORATION - ---- ----------------------------- AvTel Holdings, Inc. California Best Connections, Inc. Texas Digital Media International, Inc. Pennsylvania Hi, Tiger, Inc. Utah Matrix Telecom, Inc Texas Remote Lojix/PCSI, Inc. New York Remote Lojix of Connecticut, Inc. Connecticut Remote Lojix Technology Partners, Inc. New York Silicon Beach Communications, Inc. California Westnet Communications, Inc. California