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: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-931 A East Hampton NY NYCMNY37RMD  705G WIDE VOICE, LLC - NY 132      
631-931 0 East Hampton NY   073H TELNYX LLC 132   2021-02-18   
631-931 1 East Hampton NY   321J HD CARRIER LLC 132   2016-07-23   
631-931 2 East Hampton NY   384C ONVOY, LLC- NY 132   2021-04-15   
631-931 3 East Hampton NY   515J IP HORIZON LLC 132   2024-09-15   
631-931 4 East Hampton NY   384C ONVOY, LLC- NY 132   2021-04-15   
631-931 5 East Hampton NY   7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2017-06-25   
631-931 6 East Hampton NY   624H ONVOY SPECTRUM, LLC 132   2021-04-17   
631-931 7 East Hampton NY   384C ONVOY, LLC- NY 132   2021-03-14   
631-931 8 East Hampton NY   384C ONVOY, LLC- NY 132   2021-03-14   
631-931 9 East Hampton NY   534J UCOMTEL INC. 132   2021-03-08   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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