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: 585 [Rate centres in NPA 585] [Dial plan for NPA 585]

NXX: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
585-228 A Warsaw NY ROCHNYLNDS0  7140 TC SYSTEMS, INC. - NY 974      
585-228 0 Warsaw NY ROCHNYEI3MD  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 974   2007-09-06   
585-228 1 Warsaw NY ROCHNYXAAMD  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 974   2010-08-08   
585-228 2 Warsaw NY ROCHNYXAGMD  997E BANDWIDTH.COM CLEC, LLC - NY 974   2011-03-17   
585-228 3 Warsaw NY ROCHNYCT0MD  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 974   2014-05-31   
585-228 4 Warsaw NY ROCHNYLNDS0  7140 TC SYSTEMS, INC. - NY 974   2003-08-04   
585-228 5 Warsaw NY ROCHNYXAGMD  997E BANDWIDTH.COM CLEC, LLC - NY 974   2014-09-01   
585-228 6 Warsaw NY ROCHNYXAGMD  997E BANDWIDTH.COM CLEC, LLC - NY 974   2015-10-11   
585-228 7 Warsaw NY ROCHNYXAGMD  997E BANDWIDTH.COM CLEC, LLC - NY 974   2018-05-27   
585-228 8 Warsaw NY ROCHNYEI5MD  073H TELNYX LLC 974   2017-03-27   
585-228 9 Warsaw NY ROCHNYXAGMD  997E BANDWIDTH.COM CLEC, LLC - NY 974   2011-04-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.