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.

Switch: PGHKNYSHY0X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
845-330 5 Poughkeepsie NY 425J CSC WIRELESS, LLC 133   2019-06-01   
845-370 2 Poughkeepsie NY 425J CSC WIRELESS, LLC 133   2019-06-21   
845-370 3 Poughkeepsie NY 425J CSC WIRELESS, LLC 133   2019-07-13   
845-370 4 Poughkeepsie NY 425J CSC WIRELESS, LLC 133   2019-07-27   
845-715 A Elizaville NY 425J CSC WIRELESS, LLC 133      
845-715 2 Elizaville NY 425J CSC WIRELESS, LLC 133   2019-04-18   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.