| CoID | Company | Type | Status | States Served | 24X7 Phone |
| UYT | Utility Telephone Inc. | CLEC Facility | VoIP | A | ALL | 866-788-4548 |
| VACH | Vernon Advent Christian Home Inc. - CANCELLED | PBX/PS911/Shared Tenant | C | VT | 802-254-6041 |
| VAIR | Voip Air LLC | VoIP Provider | A | USA - Nationwide | 985-266-0002 |
| VALAZ | Valley Telephone Coop Inc | ILEC | A | AZ | NM | 520-678-3988 |
| VALED | VAL-ED Joint Venture LLP dba 702 Communications | CLEC Facility | A | MN | ND | 218-284-5702 |
| VALL | Valley Telephone | Facility | A | SD | 605-437-2615 |
| VALLI | Valliant Telephone Co | ILEC | A | OK | 580-933-4400 |
| VALOR | Valor Telecommunications, LLC (Cancelled - see WIN) | Facility | C | TX, OK, NM | 866-616-9900 |
| VALST | GTel | CLEC Facility | A | NY | 518-537-4835 |
| VALU | Ionex Telecommunications, Inc (Cancelled) | CLEC | C | TX, KS, MO, OK | 877-333-2555 |
| VANBE | VanBelkum - CANCELLED | VoIP Reseller | C | USA - Nation Wide | 616-301-7676 |
| VANE | Apollo Communications, LLC (Cancelled) | Facility | C | CO | 866-899-9349 |
| VANTG | Vantage Unified Communications | VoIP Provider | A | USA - Nationwide | 800-493-3750 |
| VASCO | Vasco Electronics LLC | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) | A | USA - Nationwide | 702-446-0714 |
| VATAX | Virginia Department of Taxation | VoIP Provider | A | USA | 804-371-0924 |
| VATEC | Virginia Tech | VoIP Provider | A | VA | 540-231-6780 |
| VATEN | Virginia RSA 10 Limited Partnership (Cancelled) | Cellular | C | VA | 540-984-5220 |
| VAUGH | Vaughnsville Telephone (Cancelled) | Facility | C | OH | 419-646-3431 |
| VAYA | Vaya Telecom Inc. | CLEC Facility | A | CA | 916-233-3112 |
| VBONE | Voxbone S.A. | VoIP Provider | A | USA | 322-808-0003 |
| VBS | Valor Business Solutions (CANCELLED) | Reseller | C | TX | 866-616-9900 |
| VBTC | Van Buren Telephone Company Inc. | ILEC | A | IA | 319-293-3187 |
| VCC | Venture Communications Corp | ILEC | A | SD | 605-852-2224 |
| VCCCD | Ventura/Oxnard College dialtone by Verizon - CANCELLED | PBX/PS911/Shared Tenant | C | CA | 800-773-7911 |
| VCD | Veracity Communications Inc. - CANCELLED | CLEC Facility | CLEC Reseller | VoIP | PBX | C | UT | 801-379-3000 |
| VCELA | Vanguard Cellular Systems, Inc. (Cancelled) | Cellular | C | FL, KY, ME, NY, OH, PA, WV | 303-581-5782 |
| VCI | VCI Company d/b/a Vilaire Communications(Cancelled) | Reseller | C | MN | 253-830-0051 |
| VCI55 | Volkswagen Credit Inc | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) | A | CA | DC | GA | IL | MI | NJ | OR | TX | VA | WI | 866-456-3366 |
| VCL | Virginia Cellular LLC (CANCELLED-REFER TO ACIW) | Facility | C | Virginia | 540-801-9049 |
| VCO | Valence Communications Services (Cancelled) | Reseller | C | TX | 888-239-5266 |
| VCOLA | VocalCola LLC | VoIP Provider | | FL | (850) 378-2552 |
| VCONN | Valley Connections | CLEC Facility ILEC VoIP Provider | A | AZ | NM | 800-421-5711 |
| VCR | Voice Runner Inc. - CANCELLED | CLEC Reseller | VoIP Reseller | C | USA | 713-278-2600 |
| VCS | The Vermont Country Store | PBX/PS911/Shared Tenant | A | VT | 802-362-8234 |
| VCSOH | Vercom Systems Inc. | VoIP Reseller | A | OH | 937-701-0600 |
| VCTR | Vector Security | CLEC Facility | A | PA | 800-638-7077 |
| VCTRX | Vcentrix Inc. - CANCELLED | VoIP Reseller | C | US - All | 781-501-5065 |
| VCU | ValuTel Communications Inc. - CANCELLED | Reseller | C | TX | NM | 505-271-9008 |
| VCUNI | Virginia Commonwealth University | PBX/PS911/Shared Tenant | A | VA | 804-827-2227, opt #2 |
| VDI | Vonics Digital (CANCELLED) | VSP | C | 0 | 925-785-9768 |
| VDPOT | Voice Depot | VoIP Reseller | A | USA - Nationwide | 208-244-1275 |
| VDSL | Vector Data Systems LLC | VoIP Provider | A | USA - Nation Wide | 301-358-1690 |
| VDT1 | Voice and Data Technologies - CANCELLED | PBX/PS911/Shared Tenant VoIP Reseller VoIP Provider | C | USA - Nationwide | 615-349-8753 |
| VEC | Vermont Electric Cooperative | PBX/PS911/Shared Tenant | A | VT | 802 635 2331 |
| VEL | Velocity Broadband Internet | VoIP Provider | A | AR | 479-234-2776 |
| VELAN | Velantro Inc. | 9-1-1 Admin-CPE ALI (9-1-1 Jurisdiction/PSAP ONLY) PBX/PS911/Shared Tenant | A | USA - Nationwide | 818-916-4300 |
| VELCO | Vermont Electric Power Company | PBX/PS911/Shared Tenant | A | VT | 802-773-9161 |
| VELO | Velocity VOIP LLC - CANCELLED | VoIP Reseller | C | USA - Nation Wide | 561-282-5500 |
| VELOC | Velocity Networks of Kentucky - CANCELLED | CLEC Facility | C | KY | 866-993-4256 |
| VERIZ | Verizon | ILEC | A | USA - Nationwide | 800-483-0911 |