C
Integrated Telecom Express Inc
19925 Stevens Creek Boulevard # 107, Cupertino CA 95014-2300
(408) 973-7806
F
Inter Metro Communications Inc
2685 Park Center Drive # A, Simi Valley CA 93065-6211
(805) 433-8000
J
International Digital Telecommunications
4859 W Slauson Avenue # 534, Los Angeles CA 90056-1290
(323) 293-0546