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: 319

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
585-319 A Rochester NY   793K TWC IP ENABLED SERVICES, LLC 974   2025-03-04   
585-319 0 Rochester NY PRTNNYAD2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 974   2004-09-20   
585-319 1 Rochester NY PRTNNYAD2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 974   2004-09-20   
585-319 2 Rochester NY PRTNNYAD2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 974   2004-09-20   
585-319 3 Rochester NY   793K TWC IP ENABLED SERVICES, LLC 974   2004-09-17   
585-319 4 Rochester NY   793K TWC IP ENABLED SERVICES, LLC 974   2004-09-17   
585-319 5 Rochester NY   793K TWC IP ENABLED SERVICES, LLC 974   2004-09-17   
585-319 6 Rochester NY PRTNNYAD2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 974   2004-09-20   
585-319 7 Rochester NY PRTNNYAD2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 974   2004-09-20   
585-319 8 Rochester NY PRTNNYAD2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 974   2004-09-20   
585-319 9 Rochester NY PRTNNYAD2MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 974   2004-09-20   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.