
AT&T
4 images

Cominex (CNX)
1 image

ConQuest (CQU)
1 image

GTI Telecom (GTI)
1 image

IDT Corporation
4 images

International TeleCard
1 image

LDDS WorldCom (LDD)
1 image

MCI Inc
3 images

Mobile United States
1 image

Outras Companhias
8 images

Phonetime Inc PTI
4 images

SmarTalk TeleServices (STI)
2 images

Sprint (SPR)
1 image

Verizon
2 images
Estados Unidos da América