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: 607 [Rate centres in NPA 607] [Dial plan for NPA 607]

NXX: 504

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
607-504 A Addison NY BNGHNYHYXZY  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 138      
607-504 2 Addison NY BNGHNYHYLMD  087H EMPIRE LONG DISTANCE CORPORATION 138   2018-08-13   
607-504 3 Addison NY BNGHNYHYX8Y  629E FINGER LAKES TECHNOLOGIES GROUP, INC. - NY 138   2012-04-27   
607-504 4 Addison NY BNGHNYHYXZY  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 138   2006-11-22   
607-504 8 Addison NY NYCMNYZR24Z  490J DISH WIRELESS, LLC 138   2023-07-18   
607-504 9 Addison NY BNGHNYHYX1Z  818H PEERING HUB, INC. - NY 138   2023-05-05   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.