Active filings · 11,339

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
SIP Oasis, Inc. 0023883879 Voice Service ProviderUnited States of America2026-02-03
SIP Universe LLC 0037172293 Voice Service ProviderUnited States of America2025-06-20
SIP VoIP, LLC 0030040802 Intermediate ProviderUnited States of America2026-03-18
SIP-TERMINATOR LLC 0038487237 Voice Service ProviderUnited States of America2026-06-27
SIP.US LLC 0021995329 Voice Service ProviderUnited States of America2026-02-19
SIP2020 0028437978 Voice Service ProviderUnited States of America2025-08-27
SIPCALLTELECOM LLC 0036153997 Voice Service ProviderUnited States of America2025-07-15
SIPEngines, LLC 0034338244 Voice Service ProviderUnited States of America2026-02-10
SIPGALAXY 0036906303 Voice Service ProviderUnited States of America2025-04-10
SIPPIO Corp. 0024672974 Voice Service ProviderUnited States of America2026-08-11
SIPSTACK Inc. 0031419559 Intermediate ProviderCanada2024-02-26
SIPSTATUS COMMUNICATIONS SRL 0030974232 Voice Service ProviderRomania—
SIPSYNCED 0036590040 Voice Service Provider + Gateway ProviderUnited States of America2025-01-27
SIPTIZE, S.L. 0035577360 Voice Service ProviderSpain2025-09-10
SIPTOTALK 0032579955 Voice Service ProviderUnited Kingdom—
SIPTREK LLC 0036523207 Voice Service Provider + Gateway ProviderUnited States of America2025-01-13
SIPTRIKS 0038098976 Voice Service ProviderUnited States of America2026-03-02
SIPVOICE LLC 0029775483 Voice Service ProviderUnited States of America2026-02-25
SIPwitch 0035365857 Voice Service Provider + Gateway ProviderUnited States of America2024-05-07
SISTEMAS SATELITALES DE COLOMBIA INC 0031102197 Intermediate ProviderUnited States of America—
SJI, LLC 0001718600 Voice Service ProviderUnited States of America2026-02-23
SJM Multi Services LLC 0036730000 Voice Service ProviderUnited States of America2025-02-27
SK BROADBAND 0031389083 Republic of Korea—
SK telink Corporation 0031203946 Voice Service ProviderRepublic of Korea—
SK telink Corpotaion 0038081527 Voice Service ProviderRepublic of Korea2026-02-26
SKED INC. 0031444268 Intermediate ProviderU.S. Virgin Islands—
SKSYS CORPORATION 0031366990 Voice Service ProviderCanada—
SKSYS CORPORATION 0031367006 Voice Service ProviderCanada2024-03-29
SKT Technologies 0031437577 Intermediate ProviderUnited States of America2025-09-18
SKT, Inc. 0013436944 Voice Service ProviderUnited States of America2026-02-23
SKY VOCAL LLC 0038352506 Voice Service ProviderUnited States of America2026-04-27
SKYBRIDGE MEDIA LLC 0037568060 Voice Service ProviderUnited States of America2026-03-02
SKYFREQUENCY, INC. 0020291415 Voice Service ProviderUnited States of America2026-02-03
SKYTOUCH Solutions LLC 0036742823 Voice Service ProviderUnited States of America2025-03-02
SLINC VOICE LLC 0038096103 Voice Service ProviderUnited States of America2026-03-01
SLM Sistemas SA de CV 0037992823 Voice Service ProviderMexico2026-02-07
SMART BRIDGESOL 0038639258 Voice Service ProviderUnited States of America2026-07-08
SMB Technologies LLC 0029218039 Voice Service ProviderUnited States of America2026-02-21
SMITCOMS, Inc. 0008735300 Voice Service ProviderSint Maarten (Dutch part)—
SMK Solutions, Inc 0031348808 Voice Service ProviderUnited States of America2024-04-18
SMMS SERVICES LLC 0038326120 Intermediate ProviderUnited States of America2026-04-21
SMOKE LLC 0034301960 United States of America2023-10-06
SMS Gateway LLC 0035524891 Voice Service ProviderUnited States of America2026-06-01
SMS International Telecomm LLC 0033919374 Intermediate ProviderUnited States of America2026-05-11
SMS Telecomm 0028756336 Intermediate ProviderUnited States of America2025-12-23
SMS-iT 0032367310 Voice Service ProviderUnited States of America2024-12-18
SMSBump Ltd 0035322072 Voice Service ProviderBulgaria2024-04-21
SN Communications inc. 0031250301 Voice Service ProviderCanada2024-03-29
SNAP DIAL LLC 0031103054 Voice Service ProviderUnited States of America2024-12-19
SNRB Labs LLC 0031413891 Voice Service ProviderUnited States of America2026-02-01
SOADANI 0031505290 Voice Service ProviderHonduras—
SOCOM SYSTEMS 0025589037 Intermediate ProviderUnited States of America—
SOELI TURIZM VE OTELCILIK HIZMETLERI LTD.STI 0037568359 Voice Service ProviderTurkey2025-11-18
SOFTMARKETING COMUNICACAO E INFORMACAO LTDA 0038358032 Voice Service ProviderBrazil2026-04-28
SOMERSET TELEPHONE COMPANY 0002720977 Voice Service ProviderUnited States of America2026-03-26
SOTEK Solutions 0031456791 Voice Service ProviderUnited States of America2024-12-22
SOTHIS TECNOLOGIA E SERVICOS DE TELECOMUNICACOES LTDA 0034209817 Voice Service ProviderBrazil2026-02-19
SOUTH SEASON INTERNATIONAL CARRIER SERVICES OU 0031076185 Voice Service ProviderEstonia2025-08-13
SOUTHEAST NEBRASKA COMMUNICATIONS, INC. 0006764948 Voice Service ProviderUnited States of America2026-02-17
SP Broadband, Inc 0019079334 Voice Service ProviderUnited States of America2024-11-07
SPARK I/T Services LLC 0036388825 Voice Service ProviderUnited States of America2026-02-25
SPEEDFLOW SOLUTIONS LIMITED 0031099245 Voice Service ProviderChina, Hong Kong SAR—
SPEEDYDIALLER LLC 0038755906 Voice Service Provider + Intermediate ProviderUnited States of America2026-08-16
SPIKE TALENT HOUSE TECHNOLOGIES LIMITED 0031911431 Voice Service ProviderUnited Kingdom—
SPIRENET TELECOM 0038172920 Voice Service ProviderUnited States of America2026-06-11
SPIREWIND LLC 0037088739 Voice Service ProviderUnited States of America2026-07-09
SPIRIENT PTE. LTD. 0034773721 Voice Service ProviderSingapore2024-01-22
SPITwSPOTS Inc. 0022431860 Voice Service ProviderUnited States of America2026-02-26
SQUIBIT, LLC 0034114447 Voice Service ProviderUnited States of America2026-02-25
SR Technologies, Inc. 0030517684 Voice Service ProviderUnited States of America2025-02-06
SRS Pharmacy Systems, Inc. 0028806453 Voice Service ProviderUnited States of America2024-02-23
SRT Communications, Inc. 0004313342 Voice Service ProviderUnited States of America2026-02-24
SRV Communication LLC 0031428477 Voice Service ProviderUnited States of America2024-04-09
SRVC.US LLC 0031406861 Voice Service ProviderUnited States of America2026-02-28
SRWS NETWORKS LLC 0038372579 Voice Service Provider + Intermediate ProviderUnited States of America2026-08-18
SS 786 LLC 0038772752 Voice Service ProviderUnited States of America2026-08-12
SSSH3, Inc 0032956799 Intermediate ProviderUnited States of America2022-12-12
SST L.L.C. 0031630403 Voice Service ProviderUnited States of America2024-03-29
ST LINE sp. z o.o. sp.k. 0036062032 Voice Service ProviderPoland2024-10-08
ST PAUL COOPERATIVE TELEPHONE ASSOCIATION 0004979555 Voice Service ProviderUnited States of America2024-04-01
STAR-TECH IT SOLUTIONS INC. 0031948169 Voice Service ProviderUnited States of America2026-03-04
STARLANER COMMUNICATIONS LLC 0035279926 Voice Service ProviderUnited States of America2026-02-26
STARPHONE 0037491578 Voice Service ProviderUnited States of America2025-12-27
STARSPAN LLC 0038203170 Voice Service ProviderUnited States of America2026-03-31
STC Technologies 0034990986 Voice Service ProviderUnited States of America2026-02-16
STEADY CONNECTIONS NY INC 0038134300 Voice Service ProviderUnited States of America2026-03-16
STELECOM SOLUTIONS SPLL 0038076907 Intermediate ProviderBulgaria2026-02-25
STEVENSON ASSET MANAGEMENT LLC 0037396785 Voice Service ProviderUnited States of America2025-08-15
STG GROUP 0033127234 Voice Service ProviderPeru2022-11-26
STG Technologies LLC 0038579207 Voice Service ProviderUnited States of America2026-06-25
STI Connect, Inc. 0032242000 Voice Service ProviderUnited States of America2026-03-02
STL Communications Inc 0031422264 Voice Service ProviderUnited States of America2026-04-20
STOCKBRIDGE & SHERWOOD TELEPHONE COMPANY, LLC 0003767522 Voice Service ProviderUnited States of America2026-03-19
STORM LLC 0037388519 Voice Service ProviderUnited States of America2025-09-30
STRATO VOIP 0037866928 Voice Service ProviderUnited States of America2026-01-13
STRAWBERRY COMMUNICATIONS 0028026482 Voice Service ProviderUnited States of America2026-02-26
STREAMLINE SELLERS PTY LTD 0031294614 Intermediate ProviderAustralia—
STRFF NETWORKS LLC 0035842095 Voice Service ProviderUnited States of America2024-11-19
STRFF NETWORKS LLC 0036275949 Voice Service ProviderUnited States of America2024-11-13
STRING TELECOM LLC 0038716429 Voice Service ProviderUnited States of America2026-08-14
STX Group, LLC 0028390268 Voice Service ProviderUnited States of America2026-02-26
SUNTECH INTEGRATED SOLUTIONS, INC 0036730778 Voice Service ProviderUnited States of America2025-02-26
SUNVOIPTEL 0032224065 Voice Service ProviderPakistan—
SUPERONLINE ILETISIM HIZMETLERI A.S. 0031089840 Voice Service ProviderTurkey2024-03-31
SUURV Inc. 0031362247 Voice Service ProviderUnited States of America2024-04-30
SVE Connect, LLC 0028340545 Voice Service ProviderUnited States of America2026-02-25
SW Business Solutions LLC 0038387494 Voice Service ProviderUnited States of America2026-05-12
SW DinehNet, LLC. 0028072346 Voice Service ProviderUnited States of America2026-02-26
SWISS TLC SA 0033904822 Gateway ProviderSwitzerland2023-06-28
SWITCH2CALL 0038395794 Voice Service ProviderUnited States of America2026-05-08
SWORDFISH BUSINESS LLC 0029019544 Voice Service ProviderUnited States of America2025-09-02
SYCAMORE TELEPHONE COMPANY 0002924777 Voice Service ProviderUnited States of America2026-02-24
SYNDEO NETWORKS, INC 0021039672 Voice Service ProviderUnited States of America2026-02-06
SYNO TECHNOLOGIES, LLC 0031653090 Voice Service ProviderUnited States of America2025-06-19
SYO Computer Engineering Services, Inc. 0035471341 Intermediate ProviderUnited States of America2024-05-28
SYSTEMSEVEN Services LLC 0020146924 Voice Service ProviderUnited States of America2026-02-24
SaaS Labs US, Inc. 0034311779 Voice Service ProviderUnited States of America2026-02-26
Sabio Limited 0030185524 Voice Service ProviderUnited Kingdom2024-04-29
Sabrhub Technologies LLC 0035260397 Voice Service ProviderUnited States of America2024-04-11
Sac County Mutual Telephone Company 0002593481 Voice Service ProviderUnited States of America2026-02-26
Sachi International, Inc 0031592041 Intermediate ProviderUnited States of America2024-12-26
Sachi Tech INC 0033147125 Intermediate ProviderUnited States of America2024-12-16
Saco River Telephone LLC 0005555925 Voice Service ProviderUnited States of America2026-02-27
Sacramento Valley Limited Partnership 0002972149 Voice Service ProviderUnited States of America2026-02-27
Sacred Heart Telephone Company 0004329629 Voice Service ProviderUnited States of America2026-02-26
Sacred Wind Communications Inc. 0014860530 Voice Service ProviderUnited States of America2026-02-26
Saddleback Communications 0006259931 Voice Service ProviderUnited States of America2026-02-02
Safal Info 0031470446 India—
Safaricom PLC 0034579334 Voice Service ProviderKenya2023-12-13
SafeCall, Inc. 0021330477 Voice Service ProviderUnited States of America2026-02-10
Safelink Internet 0016179855 Voice Service ProviderUnited States of America2026-02-19
Safety NetAccess, Inc. 0028919520 Voice Service ProviderUnited States of America2025-05-08
Sage Communications, Inc. 0023250467 Intermediate ProviderUnited States of America2026-02-20
Sage Telecom Communications, LLC 0022594733 Voice Service ProviderUnited States of America2026-02-26
SageCom 0022924518 Voice Service ProviderUnited States of America2024-12-30
SageNet LLC 0022828768 Voice Service ProviderUnited States of America2026-03-31
Sagebase AI Incorporated 0037983822 Voice Service ProviderUnited States of America2026-02-05
Sageteq VOIP LLC 0033914151 Voice Service ProviderUnited States of America2024-03-27
Saily, Inc. 0038382362 Voice Service ProviderUnited States of America2026-07-21
Saintphard Financial Group LLC 0035931781 Voice Service ProviderUnited States of America2024-09-11
Sakari, Inc. 0031421373 Voice Service ProviderUnited States of America2024-04-17
Sakki Computers, Inc. 0038082590 Voice Service ProviderUnited States of America2026-02-26
Salam Talk FZCO 0036687325 Gateway ProviderUnited Arab Emirates2026-06-26
Salem Internet, Inc 0021037429 Voice Service ProviderUnited States of America2026-02-03
Salem Telephone Company 0001791458 Voice Service ProviderUnited States of America2026-03-18
Sales Tank LLC 0038087748 Voice Service ProviderUnited States of America2026-02-27
SalesMessage, Inc 0037017704 Voice Service ProviderUnited States of America2025-05-09
SalesRevv, Inc. 0037325099 Voice Service ProviderUnited States of America2025-07-28
Salesforce Communications LLC 0025619180 Voice Service ProviderUnited States of America2026-02-20
Salient Innovations, Inc 0038083010 Voice Service ProviderUnited States of America2026-03-24
Salina Spavinaw Telephone Co 0001700921 Voice Service Provider + Gateway ProviderUnited States of America2026-02-06
Salina Spavinaw Telephone Company Inc. 0003709458 Voice Service Provider + Gateway ProviderUnited States of America2026-02-06
Salish Networks, LLC 0023019771 Voice Service ProviderUnited States of America2026-03-26
Sallisaw Municipal Authority 0010996643 Voice Service ProviderUnited States of America2025-09-11
SalonTarget 0031406010 Voice Service ProviderUnited States of America2024-04-10
Salsgiver Telecom, Inc. 0014639876 Voice Service ProviderUnited States of America2026-02-18
Saltech Systems, LLC. 0032679508 Intermediate ProviderUnited States of America2025-05-01
Sam Asher Computing Services, Inc. 0031447154 Intermediate ProviderUnited States of America2024-04-26
Samespace Limited 0032805541 Voice Service ProviderIreland2025-09-18
San Carlos Apache Telecommunications Utility, Inc. 0004266664 Voice Service ProviderUnited States of America2026-03-24
San Diego Broadband 0023480676 Intermediate ProviderUnited States of America2024-09-06
San Isabel Cellular of Colorado Limited Partnership 0001608199 Voice Service ProviderUnited States of America2026-02-27
Sand Creek Telephone Company 0005061627 Voice Service ProviderUnited States of America2026-02-19
Sand Creek Toll Service Company 0006770333 Voice Service ProviderUnited States of America2026-02-19
Sand Technologies LLC 0037498193 Voice Service ProviderUnited States of America2025-09-12
Sanders Software Consulting, Inc 0024662231 Voice Service ProviderUnited States of America2024-12-19
Sandhill Connextions, LLC 0023920200 Voice Service ProviderUnited States of America2026-02-18
Sandhill Telephone Coop., Inc. 0001886464 Voice Service ProviderUnited States of America2026-02-18
Sandhills Telecommunications Group Inc. 0018753533 Voice Service ProviderUnited States of America2024-12-10
Saner Apps Private Limited 0035278233 Voice Service ProviderIndia2024-04-15
Sangamon Connect Inc. 0033836529 Voice Service ProviderUnited States of America2026-02-22
Sangoma US Inc. 0024798571 Voice Service ProviderUnited States of America2026-02-17
Santa Rosa Communications, LLC 0004278438 Intermediate ProviderUnited States of America2026-02-23
Santa Rosa Telephone Coop, Inc. 0004278420 Voice Service ProviderUnited States of America2026-02-23
Santas AI Lab Inc 0038115101 Voice Service ProviderUnited States of America2026-03-05
Santel Communications Cooperative, Inc. 0003758877 Voice Service ProviderUnited States of America2026-02-06
Santorini Solutions 0030882781 Voice Service ProviderUnited States of America2024-12-30
Sapir 18 Inc 0031100837 Voice Service ProviderUnited States of America2026-02-03
Saramana Business Products 0031027329 Voice Service ProviderUnited States of America2026-02-20
Sarenet, S.A.U. 0030991012 Voice Service ProviderSpain—
Sarver Corporation 0032810988 Voice Service ProviderUnited States of America2024-05-03
Saskatchewan Telecommunications 0015091069 Intermediate ProviderCanada2026-02-19
Saskatoon Accelerated Technology Inc. 0035524917 Voice Service ProviderCanada2024-06-06
SatCast LLC 0034132167 Intermediate ProviderUnited States of America2023-08-16
Satcell S.A. 0036117083 Voice Service ProviderColombia2026-06-12
Satcom Direct Government, Inc. 0010339182 Voice Service ProviderUnited States of America2024-02-15
Satcom Direct, Inc. 0020316287 Intermediate ProviderUnited States of America2024-02-28
Saudi Telecom Company (stc) 0031212913 Voice Service ProviderSaudi Arabia—
Savage Consulting, Inc. 0027746965 Voice Service ProviderUnited States of America2026-01-28
Savers hub solution 0034958827 Voice Service ProviderIndia2024-02-22
Savita Limited 0031436629 Voice Service ProviderCyprus—
Savitele, Inc 0035870609 Voice Service ProviderUnited States of America2026-04-02
Sawgrass IT 0031541980 Voice Service ProviderUnited States of America2026-05-22
Scale to Win 0035984103 Voice Service ProviderUnited States of America2024-09-23
Scanovator Inc. 0031510167 Intermediate Provider—
ScarletHawk Solutions LLC 0031352677 Intermediate ProviderUnited States of America—
Schaller Telephone Company 0002593440 Voice Service ProviderUnited States of America2026-02-19
Schat Communications, Inc 0026270710 United States of America—
Schaut Technologies LLC 0038188389 Voice Service ProviderUnited States of America2026-03-20
Schultz Technology Solutions 0034956854 Voice Service ProviderUnited States of America2026-02-24

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