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: 845 [Rate centres in NPA 845] [Dial plan for NPA 845]

NXX: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
845-277 A Croton Falls NY   384C ONVOY, LLC- NY 132      
845-277 0 Croton Falls NY NYCMNYBX3MD  473G TELENGY L.L.C. - NY 132   2012-04-29   
845-277 2 Croton Falls NY NYCMNY37FMD  705G WIDE VOICE, LLC - NY 132   2014-08-01   
845-277 6 Croton Falls NY   1215 CORETEL NEW YORK, INC. - NY 132   2019-03-29   
845-277 7 Croton Falls NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2016-04-16   
845-277 8 Croton Falls NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132   2016-04-16   
845-277 9 Croton Falls NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132   2013-04-22   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.