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: NRFLVABSTMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
757-290 A Norfolk Zone 1 VA 318J COMCAST IP PHONE LLC 252   2021-02-01   
757-960 A Smithfield VA 318J COMCAST IP PHONE LLC 252   2021-02-01   
757-978 A Newport News Zone 2 VA 318J COMCAST IP PHONE LLC 252   2021-02-01   

Last updated: Mon, 24 May 2021 01:28:43 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.