Local Calling Guide

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

NXX: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-256 A Sayville NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-256 0 Sayville NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-256 1 Sayville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2005-10-15   
631-256 2 Sayville NY NYCMNY54DS2  7140 TC SYSTEMS, INC. - NY 132   2002-08-21   
631-256 3 Sayville NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2003-06-09   
631-256 4 Sayville NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2016-07-21   
631-256 5 Sayville NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2011-10-27   
631-256 6 Sayville NY BTHPNYGRDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2002-12-16   
631-256 7 Sayville NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-03-21   
631-256 8 Sayville NY   145J TERRA NOVA TELECOM INC. 132   2021-10-31   
631-256 9 Sayville NY NYCQNYPLAMD  4593 BROADVIEW NETWORKS, INC. - NY 132   2001-08-27   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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