Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 803 [Rate centres in NPA 803] [Dial plan for NPA 803]

NXX: 445

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
803-445 A Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434      
803-445 0 Columbia SC CLMASCSN13Z  5562 METROPCS, INC. 434   2009-07-18   
803-445 1 Columbia SC   793K TWC IP ENABLED SERVICES, LLC 434   2009-07-27   
803-445 2 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2025-01-18   
803-445 3 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2008-11-03   
803-445 4 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2008-11-03   
803-445 5 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2008-11-03   
803-445 6 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2008-11-03   
803-445 7 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2008-11-03   
803-445 8 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2008-11-03   
803-445 9 Columbia SC CLMASCPQGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 434   2008-07-25   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.