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: 943 [Rate centres in NPA 943] [Dial plan for NPA 943]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
943-223 A Cartersville GA ATLNGAQSDS8  067D ONVOY, LLC - GA 438      
943-223 0 Cartersville GA   5562 METROPCS, INC. 438   2023-01-24   
943-223 1 Cartersville GA   5562 METROPCS, INC. 438   2023-01-24   
943-223 2 Cartersville GA   067D ONVOY, LLC - GA 438   2023-01-23   
943-223 3 Cartersville GA   067D ONVOY, LLC - GA 438   2023-01-23   
943-223 4 Cartersville GA   067D ONVOY, LLC - GA 438   2023-01-23   
943-223 5 Cartersville GA   067D ONVOY, LLC - GA 438   2024-07-21   
943-223 6 Cartersville GA   067D ONVOY, LLC - GA 438   2023-02-26   
943-223 7 Cartersville GA   067D ONVOY, LLC - GA 438   2023-02-26   
943-223 8 Cartersville GA   073H TELNYX LLC 438   2023-01-24   
943-223 9 Cartersville GA   909E PEERLESS NETWORK OF GEORGIA, LLC - GA 438   2023-02-26   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.