Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
631-656 5 Smithtown NY 612K CSC VOICE, LLC 132      
631-656 6 Smithtown NY 612K CSC VOICE, LLC 132      
631-656 8 Smithtown NY 612K CSC VOICE, LLC 132      
631-657 3 Atlantic NY 612K CSC VOICE, LLC 132   2007-08-26   
631-657 6 Atlantic NY 612K CSC VOICE, LLC 132   2007-09-08   
631-658 A East Hampton NY 612K CSC VOICE, LLC 132      
631-658 9 East Hampton NY 612K CSC VOICE, LLC 132   2013-09-12   
631-659 3 Cold Spring Harbor NY 612K CSC VOICE, LLC 132      
631-663 3 Kings Park NY 612K CSC VOICE, LLC 132      
631-663 5 Kings Park NY 612K CSC VOICE, LLC 132      
631-668 8 Montauk Point NY 612K CSC VOICE, LLC 132   2007-07-16   
631-670 6 Commack NY 612K CSC VOICE, LLC 132      
631-670 7 Commack NY 612K CSC VOICE, LLC 132      
631-675 0 Stony Brook NY 612K CSC VOICE, LLC 132      
631-675 1 Stony Brook NY 612K CSC VOICE, LLC 132      
631-675 6 Stony Brook NY 612K CSC VOICE, LLC 132      
631-675 9 Stony Brook NY 612K CSC VOICE, LLC 132      
631-676 A Ronkonkoma NY 612K CSC VOICE, LLC 132      
631-676 2 Ronkonkoma NY 612K CSC VOICE, LLC 132   2007-01-18   
631-676 3 Ronkonkoma NY 612K CSC VOICE, LLC 132   2005-04-03   
631-676 4 Ronkonkoma NY 612K CSC VOICE, LLC 132   2005-04-03   
631-676 5 Ronkonkoma NY 612K CSC VOICE, LLC 132   2005-03-11   
631-676 6 Ronkonkoma NY 612K CSC VOICE, LLC 132   2004-12-18   
631-676 7 Ronkonkoma NY 612K CSC VOICE, LLC 132   2007-03-31   
631-676 9 Ronkonkoma NY 612K CSC VOICE, LLC 132   2004-10-11   
631-683 4 Huntington NY 612K CSC VOICE, LLC 132   2007-11-17   
631-683 5 Huntington NY 612K CSC VOICE, LLC 132   2011-10-27   
631-684 9 Westhampton NY 612K CSC VOICE, LLC 132   2013-06-22   
631-686 5 St James NY 612K CSC VOICE, LLC 132      
631-686 6 St James NY 612K CSC VOICE, LLC 132      
631-714 4 Patchogue NY 612K CSC VOICE, LLC 132   2005-02-28   
631-714 5 Patchogue NY 612K CSC VOICE, LLC 132   2005-02-28   
631-729 3 Atlantic NY 612K CSC VOICE, LLC 132   2002-12-16   
631-729 6 Atlantic NY 612K CSC VOICE, LLC 132   2006-11-13   
631-730 5 Patchogue NY 612K CSC VOICE, LLC 132      
631-730 6 Patchogue NY 612K CSC VOICE, LLC 132      
631-730 7 Patchogue NY 612K CSC VOICE, LLC 132      
631-730 8 Patchogue NY 612K CSC VOICE, LLC 132      
631-734 8 Peconic NY 612K CSC VOICE, LLC 132   2001-09-18   
631-735 9 Peconic NY 612K CSC VOICE, LLC 132   2013-07-20   
631-740 9 Riverhead NY 612K CSC VOICE, LLC 132   2013-04-15   
631-743 A Port Jefferson NY 612K CSC VOICE, LLC 132      
631-743 9 Port Jefferson NY 612K CSC VOICE, LLC 132   2013-09-01   
631-749 5 Shelter Island NY 612K CSC VOICE, LLC 132   2003-02-28   
631-749 9 Shelter Island NY 612K CSC VOICE, LLC 132   2012-07-14   
631-750 3 Sayville NY 612K CSC VOICE, LLC 132      
631-750 5 Sayville NY 612K CSC VOICE, LLC 132      
631-750 6 Sayville NY 612K CSC VOICE, LLC 132      
631-761 5 Central Islip NY 612K CSC VOICE, LLC 132      
631-761 6 Central Islip NY 612K CSC VOICE, LLC 132      

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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