Active filings · 11,338

Filings currently in good standing. Traffic from these providers may be accepted under 47 CFR § 64.6305(g) — as of the latest snapshot.

ProviderFRNTypeCountryStatus date
Churchill County Telephone dba CC Communications 0001585397 Voice Service ProviderUnited States of America2026-02-20
Churchteams.com, Inc. 0033524406 Voice Service Provider + Gateway ProviderUnited States of America2024-04-01
Cibersy Corp 0037684602 Voice Service ProviderVenezuela (Bolivarian Republic of)2025-12-01
Cielo, LLC 0033716580 Voice Service ProviderUnited States of America2026-02-11
Cima Telecom, Inc 0007705916 Gateway ProviderUnited States of America2026-02-19
Cimarron Telephone Company, L.L.C. 0001701275 Voice Service ProviderUnited States of America2026-08-03
Cimtel (Quebec) Inc 0031598790 Intermediate ProviderCanada—
Cinch Solutions Inc 0038441028 Voice Service ProviderUnited States of America2026-07-20
Cincinnati Bell Inc. 0003018033 Voice Service Provider + Intermediate ProviderUnited States of America2026-02-20
Cincinnati Bell Telephone Company LLC 0012486437 Voice Service Provider + Intermediate ProviderUnited States of America2026-02-20
Cinethesys 0031422124 Voice Service ProviderUnited States of America2024-12-16
Cintex Wireless, LLC 0020964524 Voice Service ProviderUnited States of America2026-02-11
Circle Telephone & Electric 0018760876 Voice Service ProviderUnited States of America2024-12-26
Circlenet LLP 0032959603 Voice Service ProviderUnited Kingdom2023-03-07
Circuit ID 0025704149 Voice Service ProviderUnited States of America2025-01-06
Cirion St. Croix, Inc. 0031079452 Voice Service ProviderUnited States of America2026-02-27
Cirion Technologies Latin America, LLC 0031078116 Voice Service ProviderUnited States of America2024-04-30
Cirion Technologies Solutions, LLC 0003755709 Voice Service ProviderUnited States of America2026-02-27
Cirrinity, LLC 0020198065 Voice Service ProviderUnited States of America2026-03-26
Cirroform LLC 0038466876 Voice Service ProviderUnited States of America2026-05-26
Cirrus Networks Inc. 0024158685 Voice Service ProviderUnited States of America2026-02-13
Cisco Systems Inc 0004968939 Voice Service ProviderUnited States of America2026-02-27
Cismycro Business Solutions LLC 0034695759 Voice Service ProviderUnited States of America2024-11-14
Cistech SRL 0035574268 Voice Service ProviderArgentina2026-03-09
Citadel Communications Group Corp. 0024547432 Voice Service ProviderUnited States of America2026-05-06
Cite Technology Solutions LLC 0037707361 Voice Service ProviderUnited States of America2026-03-03
Citizens Communications, Inc. 0022842173 Voice Service ProviderUnited States of America2026-02-25
Citizens Long Distance Company 0003730678 Intermediate ProviderUnited States of America2026-02-20
Citizens Mutual Telephone Cooperative 0003733029 Voice Service ProviderUnited States of America2026-06-22
Citizens Telephone Co., Inc. 0003778792 Voice Service ProviderUnited States of America2026-02-25
Citizens Telephone Company 0001961416 Voice Service ProviderUnited States of America2026-02-13
Citizens Telephone Company of Hammond, NY 0004374187 Voice Service ProviderUnited States of America2026-07-16
Citizens Telephone Company of Higginsville Missouri 0002504298 Voice Service ProviderUnited States of America2026-02-20
Citizens Telephone Company of Kecksburg 0003735867 Voice Service ProviderUnited States of America2026-02-19
Citizens Telephone Company, Inc. 0001855337 Voice Service ProviderUnited States of America2026-02-25
Citizens Telephone Cooperative 0004381422 Voice Service Provider + Intermediate ProviderUnited States of America2026-02-04
Citizens Telephone Cooperative, Inc. 0003749264 Voice Service ProviderUnited States of America2026-02-10
City Financial Services Inc. 0037311644 Voice Service ProviderUnited States of America2025-07-24
City West Cable & Telephone Corp. 0031207178 Voice Service ProviderCanada2024-04-10
City of Brookings Telephone Fund 0004979688 Voice Service ProviderUnited States of America2026-02-03
City of Fairlawn 0026376368 Voice Service ProviderUnited States of America2024-02-27
City of Fort Collins, Colorado 0028202844 Voice Service ProviderUnited States of America2026-02-10
City of Fort Dodge DBA Fort Dodge Fiber 0032607046 Voice Service ProviderUnited States of America2026-02-09
City of Glenwood Springs 0001621127 Voice Service ProviderUnited States of America2024-12-18
City of Hawarden 0002564870 Voice Service ProviderUnited States of America2026-02-13
City of Hillsboro 0028817815 Voice Service ProviderUnited States of America2026-02-25
City of Hudson 0024934085 Voice Service ProviderUnited States of America2026-02-25
City of Ketchikan 0004325148 Voice Service Provider + Gateway ProviderUnited States of America2026-07-30
City of LaGrange, Georgia 0001824325 Voice Service ProviderUnited States of America2026-03-04
City of Lexington DBA Lexington Electric System 0033901281 Voice Service ProviderUnited States of America2026-06-10
City of Longmont 0018209551 Voice Service ProviderUnited States of America2024-02-26
City of Loveland - Municipal Fiber 0028499796 Voice Service ProviderUnited States of America2026-02-24
City of Martinsville 0031427628 Voice Service ProviderUnited States of America2024-04-01
City of Morganton 0014802524 Voice Service ProviderUnited States of America2025-09-15
City of Pella Telecommunications 0030013718 Voice Service ProviderUnited States of America2026-02-11
City of Russellville Electric Plant Board 0001783612 Voice Service ProviderUnited States of America2026-02-02
City of San Bruno 0009009069 Voice Service ProviderUnited States of America2024-12-16
City of Sandy, OR 0004119376 Voice Service ProviderUnited States of America2026-02-25
City of Wadsworth 0012527156 Voice Service ProviderUnited States of America2025-02-27
City of Westfield Gas and Electric Light Department 0010568673 Voice Service ProviderUnited States of America2026-02-17
City of Williamstown 0001779594 Voice Service ProviderUnited States of America2024-10-01
City of Wilson 0015950934 Voice Service ProviderUnited States of America2024-04-12
City of Windom Cable Communications 0008267999 Voice Service ProviderUnited States of America2026-03-02
CityReach Technologies, Inc. 0038093290 Voice Service ProviderUnited States of America2026-02-28
Cityhost411.com, LLC 0031361249 Voice Service ProviderUnited States of America2024-03-29
Citynet Holdings, LLC 0014281588 Voice Service ProviderUnited States of America2024-03-29
Civicom, Inc. 0018221515 Voice Service ProviderUnited States of America2026-04-27
Civilization Systems 0031779044 Voice Service ProviderUnited States of America2025-11-20
Clantera, LLC 0026181800 Voice Service ProviderUnited States of America2026-02-03
Clara City Telephone Company 0004329611 Voice Service ProviderUnited States of America2026-02-26
Clarence Telephone Co., Inc. 0003772787 Voice Service Provider + Intermediate ProviderUnited States of America2026-02-03
Clarion Phone Solutions LLC 0036754927 Voice Service ProviderUnited States of America2026-03-26
Clarity Communication Advisors, Inc. 0015844244 Voice Service ProviderUnited States of America2026-02-27
Clarity Communication LLC 0031890502 Voice Service ProviderUnited States of America2024-12-31
Clarity Technologies Group, LLC 0022496434 Voice Service ProviderUnited States of America2025-09-17
Clarity Technology Group, Inc. 0027335843 Voice Service ProviderUnited States of America2024-07-25
Clarity Telecom, LLC DBA Bluepeak Fiber 0023758238 Voice Service ProviderUnited States of America2024-02-27
Clark Access 0038271037 Voice Service ProviderUnited States of America2026-04-08
Clarksville Mutual Telephone Company 0006063770 Voice Service ProviderUnited States of America2026-02-12
Clarksville Mutual Telephone Company 0018602995 Voice Service ProviderUnited States of America2024-07-16
Clarksville, City Of 0004551529 Voice Service ProviderUnited States of America2025-09-15
Claro CR Telecomunicaciones, S.A. 0031031941 Voice Service ProviderCosta Rica2026-02-23
Claro Chile, SpA 0035333277 Voice Service ProviderChile2024-04-29
Claro Enterprise Solutions 0004315933 Gateway Provider + Intermediate ProviderUnited States of America2026-02-25
Claro Guatemala, Sociedad Anonima 0030990162 Voice Service ProviderGuatemala2026-02-19
Claro Panama S.A 0031029945 Voice Service ProviderPanama—
Claverack Communications LLC 0030286702 Voice Service ProviderUnited States of America2025-09-04
Clay County Connect, Inc. 0029912276 Voice Service ProviderUnited States of America2026-03-02
Clay County Rural Telephone Cooperative Inc 0004970711 Voice Service ProviderUnited States of America2026-02-26
Clay Telecom 0031107782 Intermediate ProviderIndia—
Clay Telecom LLC 0033562232 Voice Service ProviderUnited States of America2024-07-25
Cleantech Ventures, Inc. 0031454499 United States of America—
Clear Call LLC 0030707103 Voice Service ProviderUnited States of America2025-02-21
Clear Choice Communications 0031734015 Intermediate ProviderU.S. Virgin Islands—
Clear Choice Technology Services, LLC 0025312125 Voice Service ProviderUnited States of America2024-04-08
Clear Converse Corporation 0031571904 Voice Service ProviderUnited States of America2026-02-04
Clear Creek Mutual Telephone Company 0004329710 Voice Service ProviderUnited States of America2026-02-19
Clear Lake Independent Telephone Company 0002598209 Voice Service ProviderUnited States of America2026-03-02
Clear Lake Telephone Co Inc 0002719458 Voice Service ProviderUnited States of America2026-03-26
Clear Nova Voice Telecom LLC 0038612131 Intermediate ProviderUnited States of America2026-07-02
Clear Path Telecom LLC 0038270682 Voice Service ProviderUnited States of America2026-04-08
Clear Rate Communications, LLC 0004349734 Voice Service ProviderUnited States of America2026-08-14
Clear Solutions 0026704551 Voice Service ProviderUnited States of America2024-02-23
Clear VOIP Solutions 0033785098 Voice Service ProviderUnited States of America2025-07-22
Clear Voice Technologies LLC 0038118915 Voice Service ProviderUnited States of America2026-03-06
ClearCaptions, LLC 0026153049 Voice Service ProviderUnited States of America2026-05-11
ClearCom Network LLC 0037008406 Voice Service ProviderUnited States of America2025-07-14
ClearCom USA 0029269289 Voice Service ProviderUnited States of America2026-02-23
ClearFiber Inc 0031313265 Voice Service ProviderUnited States of America2024-12-30
ClearFone Technologies LTD 0038199287 Voice Service ProviderCanada2026-03-23
ClearFuze Networks, Inc. 0028052397 Voice Service ProviderUnited States of America2026-02-05
ClearPath Fiber LLC 0031191778 Voice Service ProviderUnited States of America2024-02-26
ClearSip Inc 0024220568 Voice Service ProviderUnited States of America2026-02-18
ClearVoice, Inc 0023805187 Intermediate ProviderU.S. Virgin Islands—
ClearWave Nexus LLC 0038312989 Intermediate ProviderUnited States of America2026-05-11
Clearcallhub 0038368916 Voice Service ProviderUnited States of America2026-05-01
Clearly IP Inc. 0030209019 Voice Service ProviderUnited States of America2026-08-04
ClearlyCore Inc. 0031375496 Voice Service ProviderCanada2026-03-01
Clearnetworx LLC 0022761373 Voice Service ProviderUnited States of America2026-02-27
Clearpath Technology LLC 0035924356 Voice Service ProviderUnited States of America2024-09-08
Cleartel Voice and Data LLC 0037974854 Voice Service ProviderUnited States of America2026-02-03
Clearvoice 0031396724 Voice Service ProviderUnited States of America2024-04-05
ClemenTel Communications 0031747124 Voice Service ProviderUnited States of America2026-02-25
Clemente Solutions LLC 0038246955 Voice Service ProviderUnited States of America2026-04-02
Cleod9 Business Technologies, Inc 0029447992 Voice Service ProviderUnited States of America2026-03-16
Clerk Chat Inc. 0031553555 Intermediate ProviderUnited States of America2024-03-12
Cleveland Utilities Authority 0035555366 Voice Service ProviderUnited States of America2026-02-25
Clever Ideas, Inc 0034324814 Gateway Provider + Intermediate ProviderUnited States of America2024-05-20
Clevertel Communications 0031269350 Voice Service ProviderUnited States of America—
Click Computers Inc. 0024386914 Voice Service ProviderUnited States of America2026-03-02
Click IT Connect Corp 0037937760 Voice Service ProviderUnited States of America2026-01-27
Click Techs Inc 0038024915 Voice Service ProviderUnited States of America2026-02-13
Clicktel inc. 0032752768 Voice Service ProviderUnited States of America2025-05-29
Clicrite LLC 0034999177 Voice Service ProviderUnited States of America2026-05-14
Client-Server Technology Group, Inc. 0031626278 Voice Service ProviderUnited States of America2024-12-26
ClientConnect DBA Send it by Text 0032455172 Intermediate ProviderUnited States of America2024-04-04
Clifix Inc 0031364862 Voice Service ProviderUnited States of America2026-02-27
Climax Telephone LLC 0004382602 Voice Service ProviderUnited States of America2026-02-04
Clinic Networking, LLC 0034952374 Voice Service ProviderUnited States of America2024-07-25
Clintech Systems 0034988618 Voice Service ProviderUnited States of America2024-02-26
Cloco Inc. 0033370685 Voice Service Provider + Gateway ProviderJapan2023-02-07
Clotech Telecommunications Limited 0033584863 Voice Service ProviderCyprus2023-03-27
Cloud 12 PBX 0038150777 Voice Service ProviderUnited States of America2026-03-12
Cloud 2 Voice Inc 0033038720 Intermediate ProviderUnited Kingdom2025-07-31
Cloud 9 Hosting LLC 0031392699 Voice Service ProviderUnited States of America2024-04-19
Cloud 9 Voip, LLC 0023500788 Voice Service ProviderUnited States of America2026-02-21
Cloud 9 Wireless LLC 0027457381 Voice Service ProviderUnited States of America2026-02-20
Cloud Central LLC 0031300650 Voice Service ProviderUnited States of America2024-12-26
Cloud Choice Voice Inc 0030253967 Voice Service ProviderUnited States of America2024-12-10
Cloud Compliance Solutions, Inc. 0028000966 Voice Service ProviderUnited States of America2024-12-21
Cloud Computing Concepts, LLC 0023407224 Voice Service ProviderUnited States of America2025-03-20
Cloud Connect LLC 0030728604 Voice Service ProviderUnited States of America2025-04-23
Cloud Contact Pro LLC 0038224226 Voice Service ProviderUnited States of America2026-06-22
Cloud Group NV 0034405415 Voice Service ProviderBelgium2024-06-18
Cloud Integrated Technologies, Inc 0038120408 Voice Service ProviderUnited States of America2026-03-06
Cloud Investments LLC 0031422249 Voice Service ProviderUnited States of America2026-03-01
Cloud Nebula Solutions LLC 0031617905 Voice Service ProviderUnited States of America2024-02-22
Cloud One PBX LLC 0031452899 Voice Service ProviderUnited States of America2026-02-26
Cloud Secure Systems LLC 0037348422 Voice Service ProviderUnited States of America2025-08-03
Cloud Service Networks Inc. 0028345437 Voice Service ProviderUnited States of America2026-03-30
Cloud Technologies, Inc 0032567315 Voice Service ProviderUnited States of America2026-02-24
Cloud Tops Inc. 0038140877 Voice Service ProviderUnited States of America2026-03-10
Cloud Toucher CTT, LLC 0038215646 Voice Service ProviderUnited States of America2026-06-19
Cloud Tree, LLC 0038289070 Voice Service ProviderUnited States of America2026-04-12
Cloud Unify, LLC 0033730193 Voice Service ProviderUnited States of America2026-03-02
Cloud Vision Technologies LLC 0038053948 Voice Service ProviderUnited States of America2026-02-26
Cloud VoIP Studio 0033320508 Voice Service ProviderLithuania2023-01-24
Cloud7 Business Service 0033142274 Voice Service ProviderIndia2022-12-01
Cloud9 Communications, Inc. 0032220030 Voice Service ProviderUnited States of America2026-02-11
CloudBunch 0035912476 Voice Service Provider + Intermediate ProviderUnited Kingdom2024-09-05
CloudCall USA, Inc. 0029941143 Voice Service ProviderUnited States of America2026-02-23
CloudCall, Inc. 0023598055 Voice Service ProviderUnited States of America2024-02-26
CloudCo Partner 0025909946 Voice Service ProviderUnited States of America2024-04-29
CloudNet Management LLC 0031351836 Intermediate ProviderUnited States of America2025-09-10
CloudNetix VOIP 0037728714 Intermediate ProviderUnited States of America2026-04-01
CloudNett LLC 0031501570 Voice Service ProviderUnited States of America2026-02-25
CloudPBX Inc (DBA Corvum) 0031441322 Voice Service ProviderCanada2026-04-28
CloudTalk.io, Inc. 0034989905 Voice Service ProviderUnited States of America2026-03-01
Cloudapt, LLC 0029010725 Voice Service ProviderUnited States of America2025-11-24
Cloudbridges LLC 0035287986 Voice Service ProviderUnited States of America2025-07-08
Cloudee Telecom Co.,Ltd. 0033191271 Intermediate ProviderThailand2022-12-16
Cloudhook Communications 0035631167 Voice Service ProviderUnited States of America2025-08-27
Cloudli Communications Inc. 0027272681 Voice Service ProviderUnited States of America2026-02-26
Cloudtel Technologies Inc 0031410988 Voice Service ProviderUnited States of America2026-03-04
Cloverleaf Networks, LLC 0030518278 Voice Service ProviderUnited States of America2026-04-01
Co-Mo Comm, Inc. 0021854278 Voice Service ProviderUnited States of America2026-07-02
CoBridge Communications, LLC d/b/a Sparklight 0020037461 Voice Service ProviderUnited States of America2026-02-26
CoEo Solutions, LLC d/b/a CoEo 0023870223 Voice Service Provider + Intermediate ProviderUnited States of America2026-02-25
Coast Communications Co. Inc. 0001576628 Voice Service ProviderUnited States of America2026-02-25
CoastConnect, LLC 0029655289 Voice Service ProviderUnited States of America2026-02-27
Coastal Redwood Networks 0033709890 Gateway Provider + Intermediate ProviderUnited States of America2026-04-19
Coastal Voice LLC 0029379674 Voice Service ProviderUnited States of America2024-02-22
Coastline Technologies Inc. 0031427750 Voice Service ProviderUnited States of America2024-09-06
Coastside Net, Inc. 0016079790 United States of America—
Cobalt IT, Inc. 0024199705 Voice Service ProviderUnited States of America2024-05-29
Cobalt Ridge LLC 0027989458 Voice Service ProviderUnited States of America2026-03-02
Cobbosseecontee Telephone Company 0005097910 Voice Service ProviderUnited States of America2026-03-17
Cochrane Cooperative Telephone Company 0003773579 Voice Service ProviderUnited States of America2026-02-24
Code Blue Corporation 0031569254 Intermediate ProviderU.S. Virgin Islands—
Code Savant LLC 0038719217 Voice Service ProviderUnited States of America2026-07-29

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