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: 604

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-604 A East Hampton NY WHPLNYGR1MD  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-604 0 East Hampton NY NYCMNY83D1S  282E YMAX COMMUNICATIONS CORP. - NY 132      
631-604 1 East Hampton NY WHPLNYGR1MD  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-604 2 East Hampton NY WHPLNYGR1MD  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-604 3 East Hampton NY NYCQNYPLAMD  4593 BROADVIEW NETWORKS, INC. - NY 132      
631-604 4 East Hampton NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-604 5 East Hampton NY HCVLNYAHDS6  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-604 6 East Hampton NY WHPLNYGR1MD  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-604 7 East Hampton NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-604 8 East Hampton NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132      
631-604 9 East Hampton NY NYCMNY83D1S  282E YMAX COMMUNICATIONS CORP. - NY 132      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.