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: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-677 A Cambridge NY CMBRNYCMRP0  9104 VERIZON NEW YORK, INC. 134      
518-677 0 Cambridge NY   997E BANDWIDTH.COM CLEC, LLC - NY 134   2015-10-15   
518-677 1 Cambridge NY   829J PAETEC ITEL, LLC 134   2004-07-06   
518-677 2 Cambridge NY   9104 VERIZON NEW YORK, INC. 134      
518-677 3 Cambridge NY   9104 VERIZON NEW YORK, INC. 134      
518-677 4 Cambridge NY   829J PAETEC ITEL, LLC 134   2004-07-06   
518-677 5 Cambridge NY   9104 VERIZON NEW YORK, INC. 134      
518-677 6 Cambridge NY   384C ONVOY, LLC- NY 134   2012-08-26   
518-677 7 Cambridge NY   793K TWC IP ENABLED SERVICES, LLC 134   2005-11-21   
518-677 8 Cambridge NY   9104 VERIZON NEW YORK, INC. 134      
518-677 9 Cambridge NY   193C SLIC NETWORK SOLUTIONS, INC. - NY 134   2020-09-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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