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: 585 [Rate centres in NPA 585] [Dial plan for NPA 585]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
585-677 A Chaffee NY BFLONYGOEMD  965H FRACTEL, LLC 140      
585-677 4 Chaffee NY BFLONYFRXLX  624H ONVOY SPECTRUM, LLC 140   2022-03-03   
585-677 5 Chaffee NY BFLONYFRXLX  624H ONVOY SPECTRUM, LLC 140   2022-03-03   
585-677 6 Chaffee NY BFLONYFRXLX  624H ONVOY SPECTRUM, LLC 140   2021-04-29   
585-677 7 Chaffee NY BFLONYGOEMD  965H FRACTEL, LLC 140   2020-09-05   
585-677 8 Chaffee NY BFLONYFRXHY  384C ONVOY, LLC- NY 140   2021-04-17   
585-677 9 Chaffee NY BFLONYFRXBY  818H PEERING HUB, INC. - NY 140   2021-11-10   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.