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: 766

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
447-766 A Catlin IL CHMPILCPX7Y  965H FRACTEL, LLC 370      
447-766 0 Catlin IL   515J IP HORIZON LLC 370      
447-766 1 Catlin IL   624H ONVOY SPECTRUM, LLC 370      
447-766 3 Catlin IL CHMPILCPX7Y  965H FRACTEL, LLC 370      
447-766 4 Catlin IL CHMPILCPXCY  516J TON80 COMMUNICATIONS, LLC 370      
447-766 6 Catlin IL CHMPILCPX7Y  965H FRACTEL, LLC 370      
447-766 7 Catlin IL CHMPILCPOMD  224C ONVOY, LLC 370      
447-766 9 Catlin IL CHMPILCPDS1  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.