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.

Sibley, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-745 A SBLYILXCRS1  1015 FRONTIER NORTH, INC. - IL 370      
217-745 1 SBLYILXCRS1  1015 FRONTIER NORTH, INC. - IL 370      
217-745 2 SBLYILXCRS1  1015 FRONTIER NORTH, INC. - IL 370      
217-745 3 CHMPILCPX0Y  073H TELNYX LLC 370      
217-745 4   593K MCC TELEPHONY LLC 370      
217-745 5 CHMPILCPOMD  224C ONVOY, LLC 370      
217-745 6 CHMPILCPOMD  224C ONVOY, LLC 370      
217-745 7 CHMPILCPXOX  508J CENTURYLINK COMMUNICATIONS, LLC 370      
217-745 8 CHMPILCPOMD  224C ONVOY, LLC 370      
217-745 9 CHMPILCPDS1  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 370      
447-627 A CHMPILCPOMD  224C ONVOY, LLC 370      
447-627 0   624H ONVOY SPECTRUM, LLC 370      
447-627 6 CHMPILCPOMD  224C ONVOY, LLC 370      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.