Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

NXX: 421

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-421 A Anderson NC ARSNNCMARS0  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-421 0 Anderson NC ARSNNCMARS0  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-421 1 Anderson NC ARSNNCMARS0  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-421 2 Anderson NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2012-02-03   
336-421 3 Anderson NC ARSNNCMARS0  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-421 4 Anderson NC GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2005-03-06   
336-421 5 Anderson NC ARSNNCMARS0  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-421 6 Anderson NC GNBPNCEM6MD  145J TERRA NOVA TELECOM INC. 424   2020-11-06   
336-421 7 Anderson NC GNBPNCEM6MD  145J TERRA NOVA TELECOM INC. 424   2021-09-25   
336-421 8 Anderson NC   145J TERRA NOVA TELECOM INC. 424   2022-04-20   
336-421 9 Anderson NC ARSNNCMARS0  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      

Last updated: Fri, 13 May 2022 22:16:13 UTC

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