| Business | Phone |
| Qwest 25 W 5th St, Tempe 85281 | (480) 968-0211 |
| Carrier Sales.Com/Conciergecom 401 W Baseline Rd, Tempe 85283 | (480) 777-1400 |
| Opnix Inc 2220 W 14th St, Tempe 85281 | (480) 966-2900 |
| Mountain Telecommunications 1430 W Broadway Rd # A200, Tempe 85282 | (480) 850-7500 |
| Iridium Satellite 8440 S River Pkwy, Tempe 85284 | (480) 752-1100 |