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.

Alvin, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-765 A ALVNILXCRS1  1036 FRONTIER NORTH, INC. - IL 370      
217-765 0 CHMPILCPOMD  224C ONVOY, LLC 370      
217-765 1 CHMPILCPX0Y  073H TELNYX LLC 370      
217-765 2 ALVNILXCRS1  1036 FRONTIER NORTH, INC. - IL 370      
217-765 4 CHMPILCPOMD  224C ONVOY, LLC 370      
217-765 5 CHMPILCPOMD  224C ONVOY, LLC 370      
217-765 6   624H ONVOY SPECTRUM, LLC 370      
217-765 7 CHMPILCPXOX  508J CENTURYLINK COMMUNICATIONS, LLC 370      
217-765 8 CHMPILCPOMD  224C ONVOY, LLC 370      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.