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: 478 [Rate centres in NPA 478] [Dial plan for NPA 478]

NXX: 723

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
478-723 A Gordon GA MACNGAGAX7X  516J TON80 COMMUNICATIONS, LLC 446      
478-723 0 Gordon GA MACNGAMTX7Y  7473 POWERTEL ATLANTA LICENSES, INC. 446   2023-12-13   
478-723 1 Gordon GA MDVLGAAN1MD  792K CHARTER IP ENABLED SERVICES, LLC 446   2023-12-10   
478-723 3 Gordon GA MACNGAGAX7X  516J TON80 COMMUNICATIONS, LLC 446   2022-05-21   
478-723 5 Gordon GA MACNGAMT1MD  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 446   2023-06-04   
478-723 7 Gordon GA MACNGAMTX7Y  5562 METROPCS, INC. 446   2023-04-03   
478-723 9 Gordon GA MACNGAMTX7Y  7473 POWERTEL ATLANTA LICENSES, INC. 446   2023-12-13   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.