| CoID | Company | Type | Status | States Served | 24X7 Phone |
|---|---|---|---|---|---|
| WKDS | Whizkids Tech | VoIP Provider | A | MN | 612-454-0401 |
| WKFLD | Town of Wakefield | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) PBX/PS911/Shared Tenant | A | USA - Nationwide | 781-704-7957 |
| WKRT | West Kentucky Rural Telephone | CLEC Facility ILEC VoIP Provider | A | KY | TN | 270-856-1000 |
| WLCOM | White Label Communications | VoIP Provider | A | USA - Nationwide | (855) 952-8647 |
| WLDX | Wildix Inc. | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) PBX/PS911/Shared Tenant VoIP Reseller VoIP Provider | A | USA - Nationwide | 614-484-1546 |
| WLGOR | W. L. Gore & Associates Inc. | PBX/PS911/Shared Tenant | A | USA - Nation Wide | CA | DE | MD | MT | NJ | PA | 410-506-0000 |
| WLIB | West Liberty Telephone Co. | Facility | A | 319-627 and 319-643 Prefixes (Iowa) | 319-627-4611 |
| WLK | Wilkes Telephone and Electric Company | ILEC | A | GA | 706-678-0611 |
| WLRD | Willard Telephone Company | ILEC | A | USA - Nation Wide | 970-228-4571 |
| WLSD | Warrensburg-Latham CUSD #11 | PBX/PS911/Shared Tenant | A | IL | 217-672-3514 |
| WLTO | WTC Communications | ILEC | A | IA | 563-732-3000 |
| WLUSD | Williams Unified School District | PBX/PS911/Shared Tenant | A | CA | 530-681-0724 |
| WMA | Anew Telecom Corp dba Call America | Facility | A | CA | 866-788-4548 |
| WMATA | Washington Metro Area Transit Authority | PBX/PS911/Shared Tenant | A | DC | 202-841-9106 |
| WMC | Weirton Medical Center | PBX/PS911/Shared Tenant | A | USA - Nationwide Ohio Pennsylvania West Virginia | 304-797-6000 |
| WMCC | White Mountains Community College | VoIP Provider | A | NH | 603-752-1113 |
| WMG | Warner Music Group(Cancelled) | PBX/PS911/Shared Tenant | C | NY | 917-841-5130 |
| WMGKS | WTC Telecommunications Co. Inc. | ILEC | A | KS | 785-456-1000 |
| WMNLC | World Mobile Networks LLC | Wireless/Cellular/PCS | A | USA - Nationwide | 415 800 4169 |
| WMSCO | Williams County Commissioners | ILEC | A | OH | 419-636-2059 |
| WMT | Walmart.com - CANCELLED | VoIP | C | CA | 650-837-5555 |
| WMTC | Wabash Mutual Telephone Company | CLEC Facility CLEC Reseller ILEC | A | IN | OH | 419-942-1111 |
| WMTEL | Woolstock Mutual Telephone | ILEC | A | IA | 515-839-5571 |
| WMU | Western Michigan University | PBX/PS911/Shared Tenant | A | MI | 269 760-8091 |
| WNA | WinNet Telecommunications Inc. | CLEC Facility CLEC Reseller CLEC UNE VoIP Reseller VoIP Provider | A | IN | KY | 502-387-6800 |
| WNDM | City of Windom Telecommunications Department | CLEC Facility | A | MN | 507-832-8000 |
| WNINC | Watson Networks - CANCELLED | CLEC Facility VoIP Provider | C | USA - Nation Wide | 8553815700 |
| WNSTN | Winston & Strawn LLP - CANCELLED | PBX/PS911/Shared Tenant | C | IL | NY | DC | NC | CA | 312-558-6065 |
| WNSTR | Winstar Communications, LLC (CANCELLED) | Facility | C | All Winstar Service Areas | 888-404-0114 |
| WNT | WorldNet Telecommunications | CLEC Facility | CLEC Reseller | CLEC UNE | VoIP | IXC | A | Puerto Rico | 787-706-2600 |
| WODN | WorldNet L.L.C. - CANCELLED | CLEC | C | KS - Lawrence | 785-312-6965 |
| WOL | Wichita Online Inc | CLEC Facility | A | OK | 405-826-4560 |
| WOODS | Woodstock Telephone Company | ILEC | VoIP Reseller | A | MN | 800-752-9397 |
| WPBB | Westphalia Broadband Inc - (CANCELLED) | CLEC Facility | C | MI | 855-492-4662 |
| WPLLC | Wireless Partners LLC | Wireless/Cellular/PCS | A | ME | 207-808-5003 |
| WPS | Waterford Public Schools | ILEC Facility | A | CT | 860-625-5764 |
| WPSCT | Weston Public Schools | PBX/PS911/Shared Tenant | A | CT | 914-980-1231 |
| WPT | West Plains Telecommunications | ILEC | A | TX | 806-272-5533 |
| WPT07 | West Point Telephone Company Inc (INACTIVE) | ILEC | C | 0 | 765-572-2488 |
| WPTC | Westphalia Telephone Co | CLEC Facility ILEC | A | MI | 855-492-4662 |
| WRR | WireStar Inc. - CANCELLED | CLEC Facility | C | TX | 888-999-1525 |
| WRT | West River Telecommunications Cooperative | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) ILEC VoIP Reseller | A | ND | SD | 701-748-2211 |
| WSCC | Peninsula Fiber Network LLC | CLEC Facility | A | MI | 888-564-8881 |
| WSD | City of Woburn School Department | PBX/PS911/Shared Tenant | A | MA | 781-844-8295 |
| WSDVT | Williston School District | PBX/PS911/Shared Tenant | A | VT | 802-778-0933 |
| WSDWA | Woodland Public Schools | PBX/PS911/Shared Tenant | A | WA | 360-674-4350 |
| WSHCO | Washington County | PBX/PS911/Shared Tenant | A | OR | 503-846-4000 |
| WSLK | WestLink Communications, LLC (Cancelled - See WEST) | Wireless | C | KS | 800-360-7893 |
| WSSU | Washington South Supervisory Union (Cancelled ID) | PBX/PS911/Shared Tenant | C | VT | 802-522-6133 (Unverified) |
| WST | West Side Telecommunications | Facility | A | Laurel point | WV; Daybrook | WV; Core WV | 304-983-2211 |