Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 762

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-762 A Stony Brook NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-762 0 Stony Brook NY   818H PEERING HUB, INC. - NY 132   2021-05-27   
631-762 1 Stony Brook NY   155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2020-04-27   
631-762 3 Stony Brook NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-08-06   
631-762 4 Stony Brook NY   997E BANDWIDTH.COM CLEC, LLC - NY 132   2010-08-06   
631-762 7 Stony Brook NY   7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2010-10-25   
631-762 9 Stony Brook NY   145J TERRA NOVA TELECOM INC. 132   2023-08-09   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.