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: 699

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-699 A Sayville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-699 0 Sayville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-699 1 Sayville NY GRCYNYGCX0Y  3864 CTC COMMUNICATIONS CORP. - NY 132   2003-11-18   
631-699 2 Sayville NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2011-04-23   
631-699 3 Sayville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-699 4 Sayville NY MEVLNYOC2MD  3724 CONVERSENT COMMUNICATIONS OF NEW YORK, LLC - NY 132   2009-06-02   
631-699 5 Sayville NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-08-06   
631-699 6 Sayville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-699 7 Sayville NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2019-05-12   
631-699 8 Sayville NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2010-08-06   
631-699 9 Sayville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.