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: 346

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-346 A Selden NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132      
631-346 0 Selden NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-10-17   
631-346 1 Selden NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2011-07-29   
631-346 2 Selden NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2011-08-12   
631-346 3 Selden NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2011-10-20   
631-346 4 Selden NY NYCMNYBX3MD  473G TELENGY L.L.C. - NY 132   2012-02-27   
631-346 5 Selden NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2011-06-09   
631-346 6 Selden NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2011-02-24   
631-346 7 Selden NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2011-03-11   
631-346 8 Selden NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2011-01-24   
631-346 9 Selden NY SYOSNYGNCM1  5562 METROPCS, INC. 132   2010-12-31   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.