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: 850

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-850 A West Commack NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-850 0 West Commack NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-850 1 West Commack NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-850 2 West Commack NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2006-01-04   
631-850 3 West Commack NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2004-09-04   
631-850 4 West Commack NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2005-08-05   
631-850 5 West Commack NY NYCMNY83DSR  8340 XO NEW YORK, INC. 132   2005-10-16   
631-850 6 West Commack NY NYCMNY83DSR  8340 XO NEW YORK, INC. 132   2005-10-16   
631-850 7 West Commack NY NYCMNY83DSR  8340 XO NEW YORK, INC. 132   2005-10-16   
631-850 8 West Commack NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2021-03-14   
631-850 9 West Commack NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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