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: 870

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-870 A Central Islip NY   829J PAETEC ITEL, LLC 132      
631-870 0 Central Islip NY   829J PAETEC ITEL, LLC 132   2008-05-15   
631-870 1 Central Islip NY   829J PAETEC ITEL, LLC 132   2004-08-19   
631-870 2 Central Islip NY   829J PAETEC ITEL, LLC 132   2003-11-22   
631-870 3 Central Islip NY   829J PAETEC ITEL, LLC 132   2004-08-19   
631-870 4 Central Islip NY   829J PAETEC ITEL, LLC 132      
631-870 5 Central Islip NY   829J PAETEC ITEL, LLC 132   2003-11-22   
631-870 6 Central Islip NY   829J PAETEC ITEL, LLC 132   2008-04-15   
631-870 7 Central Islip NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2005-07-18   
631-870 8 Central Islip NY   829J PAETEC ITEL, LLC 132   2008-05-15   
631-870 9 Central Islip NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2006-02-03   

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

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