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: 518 [Rate centres in NPA 518] [Dial plan for NPA 518]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-203 A Troy NY ALBYNYSSDS5  7140 TC SYSTEMS,INC. - NY 134      
518-203 0 Troy NY   7140 TC SYSTEMS,INC. - NY 134      
518-203 1 Troy NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 134   2004-12-30   
518-203 2 Troy NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 134   2005-05-21   
518-203 3 Troy NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 134   2003-08-20   
518-203 4 Troy NY   6664 SPRINT SPECTRUM L.P. 134   2011-10-21   
518-203 5 Troy NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 134   2012-03-23   
518-203 6 Troy NY   532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 134   2014-11-14   
518-203 7 Troy NY   532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 134   2014-11-14   
518-203 8 Troy NY   6664 SPRINT SPECTRUM L.P. 134      
518-203 9 Troy NY   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 134   2014-12-01   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.