| Company | ALI Display | Provi- sioner | Network Problems | Subscriber Issues |
|---|---|---|---|---|
| Advantage (DTC) |
ADVG | TCS | 615-683-4033 | |
| Alltel (owned by Verizon) |
ALLTEL/ACIW | Intrado | 800-852-2671 | |
| AT&T Mobility (Cingular Wireless) |
ATTMO | TCS | 800-635-6840 Opt 4 | 800-635-6840 Opt 4 |
| Bandwidth | 800-510-4357 | |||
| Cellular South | CSPIR | 601-941-2882 | ||
| Charter/Spectrum | CHTR | 833-224-6603 | 866-248-7662 Opt 3 | |
| Comcast (VoIP) |
CMCST | Intrado | 800-777-9824 | 877-249-7306 |
| Compass (VoIP) |
TCS | 800-959-3749 | ||
| Cricket (aka LEAP) |
LEAP | TCS | 800-635-6840 | |
| DeltaCom (EarthLink) |
DLT | 800-374-2350 | ||
| Frontier (VoIP) |
CZNE | Intrado | 866-257-9083 | |
| Frontier (Wireless issues stand-alones) |
CZNE | Intrado | 800-469-6519 | |
| Intrado (Wireless issues) |
ICOMM | 800-514-1851 Opt 1 | ||
| Intrado (VoIP issues) |
TRDO | 800-514-1851 Opt 1 | ||
| Intrado (ALI link problems standalone PSAPs) |
720-494-6633 | |||
| Level 3 / ACN (VoIP) |
HTJ | TCS | 877-453-8353 | |
| Mint Mobile | 866-783-9557 | |||
| Nextel Boost Mobile | NXTL | Intrado | 866-398-3284 | |
| Onstar | 866-866-5006 | |||
| Sprint/Nextel | SPPCS | Intrado | 866-398-3284 | |
| Subsentio | 877-510-4357 | |||
| Suncom / Triton | SCOM | Intrado | 866-783-9557 | |
| TCS (Wireless & VoIP) |
TCS | 800-959-3749 | ||
| T-Mobile | TMOB | 866-783-9557 | 866-398-3284 | |
| Time Warner (VoIP) |
TWCBL | Intrado | 877-777-2263 | |
| Tracfone (and SafeLink Net10 StraightTalk) |
800-820-8632 | |||
| US Cellular (Eloqui) |
USCC | Intrado | 800-510-6091 | 800-333-4847 |
| Verizon Wireless | VZW | TCS | 800-852-2671 | 800-451-5242 |
| Verizon Business (VoIP type services) |
MCI | 800-229-7427 | ||
| Virgin Mobile (Prepaid Service) |
866-398-3284 | 877-856-7504 | ||
| Vonage (VoIP) |
VNAGE | TCS | 866-293-5674 | |
| XO Communications | XO | 800-421-3872 Opt 2 |