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: 447 [Rate centres in NPA 447] [Dial plan for NPA 447]

NXX: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-300 A Mansfield IL CHMPILCPX7Y  965H FRACTEL, LLC 370      
447-300 0 Mansfield IL CHMPILCPX7Y  965H FRACTEL, LLC 370   2021-03-29   
447-300 1 Mansfield IL CHMPILCPX0Y  073H TELNYX LLC 370   2021-03-30   
447-300 2 Mansfield IL CHMPILCPOMD  224C ONVOY, LLC 370   2021-05-09   
447-300 4 Mansfield IL CHMPILCPOMD  224C ONVOY, LLC 370   2021-04-04   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.