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: 415

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-415 A Central Islip NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-415 0 Central Islip NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-415 1 Central Islip NY   384C ONVOY, LLC- NY 132      
631-415 2 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-07-27   
631-415 3 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2008-09-30   
631-415 4 Central Islip NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2007-11-08   
631-415 5 Central Islip NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-415 6 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2015-07-27   
631-415 7 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2009-03-25   
631-415 8 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2008-06-26   
631-415 9 Central Islip NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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