| Business | Phone |
| Afl Telecommunications 1616 E Indian School Rd, Phoenix 85016 | (602) 266-0188 |
| Sds Telecom Inc 2252 N 44th St # 1001, Phoenix 85008 | (602) 275-3140 |
| Ria Telecommunications 8214 W Indian School Rd, Phoenix 85033 | (623) 245-0221 |
| Castillo Technologies 3030 N Central Ave # 408, Phoenix 85012 | (602) 443-6800 |
| Pacific Telecommunications 4040 E Mcdowell Rd, Phoenix 85008 | (602) 393-1170 |
| Csg Wireless 5002 S 40th St # E, Phoenix 85040 | (480) 844-1100 |
| National Law Enforcement 2930 E Camelback Rd # 160, Phoenix 85016 | (602) 224-0744 |
| Millennium Telecom Group 16802 S 35th St, Phoenix 85048 | (480) 704-5740 |
| Mci 5201 W Hadley St, Phoenix 85043 | (602) 353-8928 |
| Media Integrators Of Phoenix 20808 N 27th Ave # 1082, Phoenix 85027 | (480) 638-2626 |
| Enterprise Telecom Group 2415 E Camelback Rd # 700, Phoenix 85016 | (602) 912-5777 |
| Mas Tec 3806 S 16th St, Phoenix 85040 | (602) 243-4130 |
| Intermedia Commucaition 2425 E Camelback Rd # 340, Phoenix 85016 | (602) 222-5751 |
| Intermedia Communications 4742 N 24th St, Phoenix 85016 | (602) 468-7845 |
| Jacks 4022 E Greenway Rd Pmb 122, Phoenix 85032 | (602) 679-3998 |
| Level 3 Communications Inc 811 S 16th St, Phoenix 85034 | (602) 322-2100 |