Local Calling Guide

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

NXX: 787

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-787 A Central Islip NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 0 Central Islip NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 1 Central Islip NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 2 Central Islip NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2004-09-10   
631-787 3 Central Islip NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 4 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-09-16   
631-787 5 Central Islip NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-787 6 Central Islip NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2007-04-20   
631-787 7 Central Islip NY MEVLNYOC2MD  3724 CONVERSENT COMMUNICATIONS OF NEW YORK, LLC - NY 132   2008-02-22   
631-787 8 Central Islip NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2005-03-18   
631-787 9 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-06-21   

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

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