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: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 651

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-651 A Lincoln IL BLTNILATVMD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366      
217-651 2 Lincoln IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366   2021-09-17   
217-651 4 Lincoln IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366      
217-651 6 Lincoln IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366   2008-04-02   
217-651 7 Lincoln IL   508J CENTURYLINK COMMUNICATIONS, LLC 366   2014-05-01   
217-651 8 Lincoln IL   318J COMCAST IP PHONE, LLC 366   2007-09-23   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.