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: 593

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-593 A Greenport (Suffolk) NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-593 0 Greenport (Suffolk) NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2005-02-17   
631-593 1 Greenport (Suffolk) NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2009-04-30   
631-593 2 Greenport (Suffolk) NY GRCYNYDYDS0  7133 MCI WORLDCOM COMMUNICATIONS INC. - NY 132   2009-09-01   
631-593 3 Greenport (Suffolk) NY NYCMNYBXYMD  4152 PAETEC COMMUNICATIONS, INC. - NY 132   2010-10-20   
631-593 4 Greenport (Suffolk) NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-593 5 Greenport (Suffolk) NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2005-12-16   
631-593 6 Greenport (Suffolk) NY NYCMNYZRX1X  145J TERRA NOVA TELECOM INC. 132   2020-12-30   
631-593 7 Greenport (Suffolk) NY NYCMNY83DSR  8340 XO NEW YORK, INC. 132   2006-05-06   
631-593 8 Greenport (Suffolk) NY BTHPNYGRDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2006-09-23   
631-593 9 Greenport (Suffolk) NY NYCMNY83DSR  8340 XO NEW YORK, INC. 132   2007-08-03   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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