| Business | Phone |
| Infoswitching Inc 77899 Wolf Rd # 109, Palm Desert 92211 | (760) 772-2470 |
| Diversified Telecom 77735 California Dr, Palm Desert 92211 | (760) 360-1632 |
| Retrotel 75141 Mediterranean, Palm Desert 92211 | (760) 776-7573 |
| Wescom Communications Inc 42280 Beacon Hl # D7, Palm Desert 92211 | (760) 779-9393 |