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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
803-936SCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79E00/00/0000Prefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936 is split into 1,000-number blocks - detail below
803-936-0XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-1XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-2XXXSCTERRA NOVA TELECOM INC. (TERRA NOVA TELECOM INC.)0021193057RMD0001495145JCOLUMBIANOCLLIKNOWN08/05/2025Prefix 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
803-936-3XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-4XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-5XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-6XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-7XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-8XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
803-936-9XXXSCBELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL (Bellsouth)N/A9417COLUMBIACLMASCSW79EN/APrefix Type: RBOC
Switch Name: COLUMBIA
Switch Type: WECO 5ESS Host (Digital)
LATA: Columbia SC (434)
Tandem: N/A
🔧 Explore Switch(CLLI: CLMASCSW79E))
🕘 Prefix History
🔎 Explore Carrier Information
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