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

NXX: 617

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-617 A Cairo NY ALBYNYSSXGX  508J CENTURYLINK COMMUNICATIONS, LLC 134      
518-617 0 Cairo NY ALBYNYSSXOY  997E BANDWIDTH.COM CLEC, LLC - NY 134   2018-07-08   
518-617 1 Cairo NY ALBYNYSSXOY  997E BANDWIDTH.COM CLEC, LLC - NY 134   2018-05-17   
518-617 2 Cairo NY ALBBNY26DS0  970H BLUEBIRD COMMUNICATIONS, LLC - NY 134   2018-08-28   
518-617 3 Cairo NY ALBYNYPSDS5  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 134   2018-11-22   
518-617 4 Cairo NY ALBYNYSSXCY  384C ONVOY, LLC- NY 134   2019-09-09   
518-617 5 Cairo NY ALBYNYSSXAZ  818H PEERING HUB, INC. - NY 134   2021-01-19   
518-617 6 Cairo NY ALBYNYSSXBZ  506J TWILIO INTERNATIONAL, INC. 134   2020-11-08   
518-617 7 Cairo NY ALBYNYSSXGX  508J CENTURYLINK COMMUNICATIONS, LLC 134   2017-09-30   
518-617 9 Cairo NY ALBYNYSSXCY  384C ONVOY, LLC- NY 134   2021-01-29   

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

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