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.

Switch: AGSTGAMTXWZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
478-368 0 Sardis GA 073H TELNYX LLC 442   2021-03-26   
478-378 0 Wadley GA 073H TELNYX LLC 442   2021-03-26   
478-400 A Swainsboro GA 073H TELNYX LLC 442      
478-400 1 Swainsboro GA 073H TELNYX LLC 442   2018-02-28   
478-466 0 Millen GA 073H TELNYX LLC 442   2021-03-20   
839-777 0 Edgefield SC 073H TELNYX LLC 442   2021-03-07   

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

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