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: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 268

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-268 A Atkinson NE BLLVNEBL5MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 644      
531-268 0 Atkinson NE   515J IP HORIZON LLC 644   2022-04-15   
531-268 1 Atkinson NE BLLVNEBL5MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 644   2021-06-24   
531-268 2 Atkinson NE OMAHNENWX2Y  624H ONVOY SPECTRUM, LLC 644   2021-07-18   
531-268 4 Atkinson NE OMAHNENWXPX  549E ONVOY, LLC - NE 644   2022-01-09   
531-268 6 Atkinson NE OMAHNENWX2Y  624H ONVOY SPECTRUM, LLC 644   2021-10-31   
531-268 7 Atkinson NE OMAHNENWX2Y  624H ONVOY SPECTRUM, LLC 644   2021-10-31   
531-268 8 Atkinson NE BLLVNEBLCMD  073H TELNYX LLC 644   2022-06-20   
531-268 9 Atkinson NE OMAKNEYW1MD  939H COMMIO, LLC 644   2022-06-09   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.