| CoID | Company | Type | Status | States Served | 24X7 Phone |
| VI | VoIP Innovations LLC | VoIP Provider | A | USA - Nation Wide | 877-478-6471 |
| VICI | Vicidiem Inc. | CLEC Reseller PBX/PS911/Shared Tenant VoIP Reseller VoIP Provider | A | USA - Nationwide | 602-757-1320 |
| VIE | Voigt Industrial Electronics LLC | VoIP Reseller VoIP Provider | A | USA - Nationwide | 704-489-5220 |
| VII | VoIP Innovations Inc. - CANCELLED | VoIP Provider | C | USA - Nation Wide | 877-478-6471 |
| VIIZ | Viiz Communications | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) | A | USA - Nationwide | 855-798-6884 |
| VIKCO | Viking Communications, Inc. (CANCELLED) | Reseller | C | PA, DE, NJ | 215-852-9384 |
| VIMS | Virginia Institute of Marine Science - CANCELLED | PBX/PS911/Shared Tenant | VoIP Provider | C | VA | 804-815-7752 |
| VINAK | VINAKOM COMMUNICATIONS | CLEC Reseller | A | IL | 866-435-7846 |
| VINC | Voxology Carrier Services Inc. | VoIP Provider | A | USA - Nationwide | 800-998-5911 |
| VIO | Vi Lata Communications, LLC (Cancelled) | Facility | C | CO | 888-424-4611 |
| VIOLA | Viola Home Telephone Co | ILEC | A | IL | 309-596-2222 |
| VITA | Virginia Information Technology(Cancelled) | VoIP | C | VA | 866-637-8481 |
| VIVID | Vivid Networks Inc - CANCELLED | Facility | C | MT | 406-294-9693 |
| VIXXI | Bandwidth | CLEC Facility Database Management System Provider Video Relay Service VoIP Provider VPC | A | USA - Nation Wide Virgin Islands | 855-864-7776 |
| VIZON | Vizon Telecom, Inc (INACTIVE) | CLEC Facility | C | FL | 561-856-0297 |
| VKGVP | Viking VoIP | PBX/PS911/Shared Tenant VoIP Reseller VoIP Provider | A | USA - Nation Wide | 818-469-6734 |
| VL911 | VoiceLift Inc. - CANCELLED | VoIP Reseller | C | USA - Nationwide | 713-992-7835 |
| VLINK | Active Solutions Group Inc. DBA CallHarbor | VoIP Provider | A | USA - Nation Wide | 313-263-3663 |
| VLNE | Valu-Net | CLEC Facility | A | KS | 620-208-5000 |
| VLR | Valor Telecommunications CLEC of TX (Cancelled) | CLEC | C | TX | 866-616-9900 |
| VLRNM | Valor Business Solutions of NM (Cancelled) | Facilities | C | NM | 816-651-6257 |
| VMC | Valley Medical Center | PBX/PS911/Shared Tenant | A | WA | 425-917-6200 Operators |
| VMCI | Verizon Business | VoIP Provider | A | USA - Nation Wide | 800-483-0911 |
| VMSC1 | Velocity A Managed Solutions Company | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) CLEC Facility CLEC Reseller PBX/PS911/Shared Tenant VoIP Reseller | A | USA - Nationwide | 225-571-6250 |
| VNAGE | Vonage - CANCELLED | VoIP Provider | C | USA - Nationwide | 732-670-6575 |
| VNAPI | Vonage | VoIP Provider | A | USA - Nationwide | 732-670-6575 |
| VNBS | Vonage Business Solutions Inc | VoIP Provider | A | USA - Nation Wide | 732-670-6575 |
| VNET | Velocity Network Inc | CLEC Reseller PBX/PS911/Shared Tenant VoIP Provider | A | USA - Nation Wide New York Pennsylvania | 855-433-8638 |
| VNEXT | Voicenext Inc. | VoIP Reseller VoIP Provider | A | USA - Nation Wide | 732-653-5000 |
| VNHRN | Van Horne Cooperative Telephone Company | ILEC | A | IA | 319-560-8313 |
| VNICR | Vonage / iCore | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) VoIP Reseller | A | USA - Nation Wide | 703-637-0621 |
| VNTCO | County of Ventura | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) VoIP Provider | A | CA | 805-658-4357 |
| VOA | VOA Associates Incorporated (Cancelled) | Facility | C | IL | 800-844-1001 |
| VOCAR | Voice Carrier LLC | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) VoIP Provider | A | USA - Nation Wide | 888-830-6230 |
| VOCET | Voce Telecom - CANCELED | VoIP Provider | C | AZ | 480-346-3430 |
| VOCOM | Voipcom | VoIP Provider | A | USA - Nationwide | 480-571-4454 |
| VOD19 | Vodex Communications - CANCELLED | CLEC Facility CLEC Reseller | C | USA - Nation Wide | 657600-4799 |
| VOF | Incorporated Village of Freeport - CANCELLED | VoIP | C | NY | 516-377-2411 |
| VOI | ValueOptions - CANCELLED | PBX/PS911/Shared Tenant | C | MA | PA | NJ | NY | VA | FL | 800-947-4108 |
| VOICE | Voiceral Communications, Inc. (Cancelled) | VoIP | C | All | 518-618-0000 |
| VOIP | VoIP Corporation (Cancelled) | VoIP | C | Orlando and Miami | 407-402-8675 |
| VOIPC | IP Retail, Inc./VoIP.com(Cancelled) | VoIP | C | ALL | 352-281-3028 |
| VOIT | Voitress | VoIP Provider | A | USA - Nation Wide | 502-541-7415 |
| VOL09 | Volli Communication | VoIP Provider | A | USA - Nationwide | 614-300-2970 |
| VOLCA | Volcano Telephone Company | ILEC | A | CA | 209-296-1440 |
| VOLO | Volo Communications (OUT OF BUSINESS) | Facility | C | CA, CT, DE, FL, GA, IL, ID, MD, MA, NH, NC, NY, OH, PA, SC, | 407-215-5355 |
| VOLPE | Volpe National Transportation Systems Center(Inactive) | PBX/PS911/Shared Tenant | C | MA | 617-875-6470 |
| VON | VONOIP Systems LLC. | VoIP Reseller | A | USA - Nationwide | 312-377-4601 |
| VONIX | Vonix LLC | VoIP Provider | A | USA - Nationwide | 407-289-8922 |
| VOPIA | Voiceopia Communications - CANCELLED | VoIP Provider | C | USA | 423-464-6279 |