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: 687

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-687 A Patchogue NY PCHGNYPHDS0  9104 VERIZON NEW YORK, INC. 132      
631-687 0 Patchogue NY   6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2004-09-18   
631-687 1 Patchogue NY   9104 VERIZON NEW YORK, INC. 132      
631-687 2 Patchogue NY   9104 VERIZON NEW YORK, INC. 132      
631-687 3 Patchogue NY   9104 VERIZON NEW YORK, INC. 132      
631-687 4 Patchogue NY   9104 VERIZON NEW YORK, INC. 132      
631-687 5 Patchogue NY   9104 VERIZON NEW YORK, INC. 132      
631-687 6 Patchogue NY   9104 VERIZON NEW YORK, INC. 132      
631-687 7 Patchogue NY   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2016-01-13   
631-687 8 Patchogue NY   9104 VERIZON NEW YORK, INC. 132      
631-687 9 Patchogue NY   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2009-02-17   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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