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: 864

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
845-864 A Jeffersonville NY PGHKNYFAUMD  7421 AT&T - LOCAL 133      
845-864 0 Jeffersonville NY   384C ONVOY, LLC- NY 133   2023-09-28   
845-864 1 Jeffersonville NY   515J IP HORIZON LLC 133   2024-10-11   
845-864 6 Jeffersonville NY   7140 TC SYSTEMS, INC. - NY 133   2023-04-03   
845-864 9 Jeffersonville NY   7421 AT&T - LOCAL 133   2021-06-17   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.