Looking up a complete telephone number? Try Number Sleuth, a simplified interface for this lookup.

Input an Area Code (required) followed by the Prefix, or Exchange (optional):
-
If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.

🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
843-636SCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417ST GEORGESTGRSCMARS100/00/0000Prefix Type: RBOC
Switch Name: SAINT GEORGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: STGRSCMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
843-636 is split into 1,000-number blocks - detail below
843-636-0XXXSCCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC (Verizon Communications)0003290673RMD00033826398ST GEORGECLMASCLNQMD08/05/2020Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCLNQMD))
🕘 Prefix History
🔎 Explore Carrier Information
📡 Find related FCC/ISED radio licenses
843-636-1XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417ST GEORGESTGRSCMARS1N/APrefix Type: RBOC
Switch Name: SAINT GEORGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: STGRSCMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
843-636-2XXXSCCELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC (Verizon Communications)0003290673RMD00033826398ST GEORGECLMASCLNQMD11/06/2009Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCLNQMD))
🕘 Prefix History
🔎 Explore Carrier Information
📡 Find related FCC/ISED radio licenses
843-636-3XXXSCBANDWIDTH.COM CLEC, LLC - SC (Bandwidth Inc.)0017042060RMD0003709077FST GEORGENOCLLIKNOWN10/18/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
843-636-4XXXSCTERRA NOVA TELECOM INC. (TERRA NOVA TELECOM INC.)0021193057RMD0001495145JST GEORGENOCLLIKNOWN10/13/2020Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
843-636-5XXXSCBANDWIDTH.COM CLEC, LLC - SC (Bandwidth Inc.)0017042060RMD0003709077FST GEORGENOCLLIKNOWN06/08/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
843-636-6XXXSCSOUTH CAROLINA NET, INC. - SC (SOUTH CAROLINA NET, INC.)0003735040RMD00038631784ST GEORGENOCLLIKNOWN10/17/2008Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
843-636-7XXXSCBANDWIDTH.COM CLEC, LLC - SC (Bandwidth Inc.)0017042060RMD0003709077FST GEORGENOCLLIKNOWN07/27/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
843-636-8XXXSCBANDWIDTH.COM CLEC, LLC - SC (Bandwidth Inc.)0017042060RMD0003709077FST GEORGENOCLLIKNOWN09/11/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
🕘 Prefix History
🔎 Explore Carrier Information
843-636-9XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (AT&T)N/AN/A9417ST GEORGESTGRSCMARS1N/APrefix Type: RBOC
Switch Name: SAINT GEORGE
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: STGRSCMARS1))
🕘 Prefix History
🔎 Explore Carrier Information
This information is not guaranteed to be accurate. User assumes all risk for any loss or gain resulting from use of this data.
Although I strive for accuracy and prompt updates of changed information, it is possible that there may be errors. If you see one, could you please report it?
Please report all errors, flames, questions, suggestions, and thanks to Paul Timmins
L'exactitude de ces renseignements n'est pas garantie. L'utilisateur assume l'entière responsabilité des pertes ou des gains découlant de l'utilisation de ces données.
Bien que je m'efforce d'assurer l'exactitude des informations et de les mettre à jour rapidement, des erreurs peuvent subsister. Si vous en voyez une, veuillez me la signaler.
Veuillez adresser vos commentaires, remarques, questions, suggestions et remerciements à Paul Timmins
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2026, Paul Timmins/Timmins Technologies, LLC. All rights reserved
Website Design and User Interface ©2010, Adam Botbyl/Revolutionary Solutions, LLC.
Colocation generously provided by Clear Rate Communications, Inc
Has this site changed your life? Made your job easier? I always love Fanmail and Suggestions.