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: 817

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-817 A Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132      
631-817 3 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2020-07-11   
631-817 4 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2020-07-11   
631-817 6 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2021-01-29   
631-817 7 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2012-04-08   
631-817 9 Fire Island NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2005-07-01   

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

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