Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 518 [Rate centres in NPA 518] [Dial plan for NPA 518]

NXX: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-243 A Schenectady NY ALBYNYSSDS5  7140 TC SYSTEMS, INC. - NY 134      
518-243 0 Schenectady NY   939H COMMIO, LLC 134   2024-02-16   
518-243 1 Schenectady NY   7140 TC SYSTEMS, INC. - NY 134      
518-243 2 Schenectady NY   7140 TC SYSTEMS, INC. - NY 134      
518-243 3 Schenectady NY   7140 TC SYSTEMS, INC. - NY 134      
518-243 4 Schenectady NY   7140 TC SYSTEMS, INC. - NY 134      
518-243 5 Schenectady NY   7140 TC SYSTEMS, INC. - NY 134      
518-243 6 Schenectady NY   7140 TC SYSTEMS, INC. - NY 134      
518-243 7 Schenectady NY   7140 TC SYSTEMS, INC. - NY 134      
518-243 8 Schenectady NY   997E BANDWIDTH.COM CLEC, LLC - NY 134   2010-04-15   
518-243 9 Schenectady NY   6622 OMNIPOINT COMMUNICATIONS, INC. - NY 134      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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