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: 484 [Rate centres in NPA 484] [Dial plan for NPA 484]

NXX: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-578 A Fleetwood PA   829J PAETEC ITEL, LLC 228   2025-03-11   
484-578 0 Fleetwood PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2005-02-17   
484-578 2 Fleetwood PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2005-04-23   
484-578 3 Fleetwood PA   547E ONVOY, LLC - PA 228   2018-09-07   
484-578 4 Fleetwood PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2004-02-07   
484-578 5 Fleetwood PA   547E ONVOY, LLC - PA 228   2006-08-27   
484-578 6 Fleetwood PA   829J PAETEC ITEL, LLC 228      
484-578 7 Fleetwood PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-08-27   
484-578 8 Fleetwood PA   547E ONVOY, LLC - PA 228   2006-08-27   
484-578 9 Fleetwood PA   002F BANDWIDTH.COM CLEC, LLC - PA 228   2012-10-14   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.