| Business | Phone |
| Communciation Resources Group 6939 Sunrise Blvd # 105, Citrus Heights 95610 | (916) 728-2500 |
| First Net Solutions 6545 Willowleaf Dr, Citrus Heights 95621 | (916) 722-7584 |
| Tingler Telecommunications 8026 Patton Ave, Citrus Heights 95610 | (916) 723-3512 |
| Vail Communications 5909 Trawler Way, Citrus Heights 95621 | (916) 723-5995 |