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: 634

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
585-634 A Rushville NY ROCHNYXAQMD  508J CENTURYLINK COMMUNICATIONS, LLC 974      
585-634 0 Rushville NY   384C ONVOY, LLC- NY 974   2017-04-08   
585-634 1 Rushville NY   073H TELNYX LLC 974   2021-02-25   
585-634 2 Rushville NY   384C ONVOY, LLC- NY 974   2019-09-13   
585-634 3 Rushville NY   384C ONVOY, LLC- NY 974   2019-09-13   
585-634 4 Rushville NY   384C ONVOY, LLC- NY 974   2021-01-30   
585-634 5 Rushville NY   624H ONVOY SPECTRUM, LLC 974   2025-01-16   
585-634 6 Rushville NY   384C ONVOY, LLC- NY 974   2021-01-30   
585-634 7 Rushville NY   508J CENTURYLINK COMMUNICATIONS, LLC 974   2014-11-23   
585-634 9 Rushville NY   997E BANDWIDTH.COM CLEC, LLC - NY 974   2020-04-11   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.