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: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-490 A Atlantic NY NYCMNYBX3MD  473G TELENGY L.L.C. - NY 132      
631-490 0 Atlantic NY NYCMNYBX3MD  473G TELENGY L.L.C. - NY 132   2012-09-06   
631-490 1 Atlantic NY NYCMNYBX3MD  473G TELENGY L.L.C. - NY 132   2012-05-12   
631-490 2 Atlantic NY   515J IP HORIZON LLC 132   2013-08-26   
631-490 3 Atlantic NY NYCMNY371MD  4152 PAETEC COMMUNICATIONS, INC. - NY 132   2013-05-01   
631-490 4 Atlantic NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2016-07-21   
631-490 5 Atlantic NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2016-04-20   
631-490 6 Atlantic NY NYCMNYZRYMD  508J CENTURYLINK COMMUNICATIONS, LLC 132   2014-05-01   
631-490 7 Atlantic NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-11-16   
631-490 8 Atlantic NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-21   
631-490 9 Atlantic NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-21   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.