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: 641

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
585-641 A East Rochester NY   829J PAETEC ITEL, LLC 974   2025-04-01   
585-641 0 East Rochester NY   829J PAETEC ITEL, LLC 974      
585-641 1 East Rochester NY   6622 OMNIPOINT COMMUNICATIONS, INC. - NY 974   2021-12-17   
585-641 2 East Rochester NY   829J PAETEC ITEL, LLC 974      
585-641 3 East Rochester NY   829J PAETEC ITEL, LLC 974      
585-641 4 East Rochester NY   829J PAETEC ITEL, LLC 974      
585-641 5 East Rochester NY   829J PAETEC ITEL, LLC 974      
585-641 6 East Rochester NY   0121 FRONTIER TELEPHONE OF ROCHESTER, INC. 974   2007-12-17   
585-641 7 East Rochester NY   829J PAETEC ITEL, LLC 974   2007-08-19   
585-641 8 East Rochester NY   829J PAETEC ITEL, LLC 974      
585-641 9 East Rochester NY   829J PAETEC ITEL, LLC 974      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.