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: 803

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
585-803 A Atlanta NY ROCHNYXA7MD  384C ONVOY, LLC- NY 974      
585-803 1 Atlanta NY ROCHNYXAXLX  624H ONVOY SPECTRUM, LLC 974   2025-01-16   
585-803 2 Atlanta NY ROCHNYXAXNX  087H EMPIRE LONG DISTANCE CORPORATION 974   2024-10-06   
585-803 3 Atlanta NY ROCHNYXA7MD  384C ONVOY, LLC- NY 974   2021-03-28   
585-803 4 Atlanta NY ROCHNYXA7MD  384C ONVOY, LLC- NY 974   2021-05-24   
585-803 5 Atlanta NY ROCHNYXA7MD  384C ONVOY, LLC- NY 974   2021-05-24   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.