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: 874

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-874 A Troy NY   829J PAETEC ITEL, LLC 134   2025-04-09   
518-874 0 Troy NY ALBYNYVP2MD  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 134   2007-12-06   
518-874 1 Troy NY   793K TWC IP ENABLED SERVICES, LLC 134   2010-10-30   
518-874 2 Troy NY   829J PAETEC ITEL, LLC 134      
518-874 3 Troy NY COLNNYEJDS2  8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 134   2007-06-04   
518-874 4 Troy NY   793K TWC IP ENABLED SERVICES, LLC 134   2011-02-11   
518-874 5 Troy NY   829J PAETEC ITEL, LLC 134      
518-874 6 Troy NY   829J PAETEC ITEL, LLC 134   2008-11-04   
518-874 7 Troy NY   829J PAETEC ITEL, LLC 134      
518-874 8 Troy NY   515J IP HORIZON LLC 134   2014-02-09   
518-874 9 Troy NY   793K TWC IP ENABLED SERVICES, LLC 134   2014-10-17   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.