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: 409

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
478-409 A Cochran GA MACNGAMT3MD  067D ONVOY, LLC - GA 446   2024-08-15   
478-409 0 Cochran GA MACNGAMT3MD  067D ONVOY, LLC - GA 446   2024-08-15   
478-409 2 Cochran GA MACNGAMTXOY  318J COMCAST IP PHONE, LLC 446   2024-12-21   

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.