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: 570

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-570 A Fire Island NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-570 2 Fire Island NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-21   
631-570 5 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2005-10-21   
631-570 6 Fire Island NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-21   
631-570 7 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-03-31   
631-570 8 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-11-16   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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