Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-403 A Port Jefferson NY NYCMNY83DSR  8340 XO NEW YORK, INC. 132      
631-403 0 Port Jefferson NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2009-03-28   
631-403 1 Port Jefferson NY   8340 XO NEW YORK, INC. 132   2006-10-14   
631-403 2 Port Jefferson NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2009-04-04   
631-403 3 Port Jefferson NY   7133 MCI WORLDCOM COMMUNICATIONS INC. - NY 132   2008-01-01   
631-403 4 Port Jefferson NY   7126 CABLEVISION LIGHTPATH, INC. - NY 132   2007-11-08   
631-403 5 Port Jefferson NY   155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-05-01   
631-403 6 Port Jefferson NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-04-29   
631-403 7 Port Jefferson NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-06-20   
631-403 8 Port Jefferson NY   051H LOCAL ACCESS LLC - NY 132   2010-08-06   
631-403 9 Port Jefferson NY   051H LOCAL ACCESS LLC - NY 132   2010-08-06   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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