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: 400

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-400 A Round Lake NY ALBYNYSSXZZ  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 134      
518-400 0 Round Lake NY ALBYNYSSXOY  997E BANDWIDTH.COM CLEC, LLC - NY 134   2010-12-20   
518-400 1 Round Lake NY ALBYNYSSXZZ  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 134   2010-11-20   
518-400 2 Round Lake NY ALBYNYSSXOY  997E BANDWIDTH.COM CLEC, LLC - NY 134   2012-09-10   
518-400 3 Round Lake NY ALBYNYSSXCY  384C ONVOY, LLC- NY 134   2012-04-08   
518-400 4 Round Lake NY ALBYNYSSXCY  384C ONVOY, LLC- NY 134   2012-08-30   
518-400 5 Round Lake NY ALBYNYSSXCY  384C ONVOY, LLC- NY 134   2013-01-26   
518-400 6 Round Lake NY ALBYNYSSJMD  705G WIDE VOICE, LLC - NY 134   2014-07-31   
518-400 7 Round Lake NY COLNNYEJDS2  8473 LEVEL 3 TELECOM OF NEW YORK, LP - NY 134   2014-11-07   
518-400 8 Round Lake NY ALBYNYSSXZZ  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 134   2015-07-17   
518-400 9 Round Lake NY ALBYNYSSXOY  997E BANDWIDTH.COM CLEC, LLC - NY 134   2015-10-09   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.