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: 763

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-763 A Cold Spring Harbor NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-763 0 Cold Spring Harbor NY NYCMNY37UMD  321J HD CARRIER LLC 132   2016-08-22   
631-763 1 Cold Spring Harbor NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2007-05-13   
631-763 2 Cold Spring Harbor NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2005-04-08   
631-763 3 Cold Spring Harbor NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2007-11-01   
631-763 4 Cold Spring Harbor NY   1215 CORETEL NEW YORK, INC. - NY 132   2019-05-22   
631-763 5 Cold Spring Harbor NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2019-09-14   
631-763 6 Cold Spring Harbor NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2021-03-15   
631-763 7 Cold Spring Harbor NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2021-03-15   
631-763 8 Cold Spring Harbor NY   1215 CORETEL NEW YORK, INC. - NY 132   2019-03-29   
631-763 9 Cold Spring Harbor NY NYCMNY13XMX  534J UCOMTEL INC. 132   2021-03-08   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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