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: 226

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-226 A Assumption IL ASMPILXCRS0  1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-226 0 Assumption IL   1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-226 1 Assumption IL   1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-226 2 Assumption IL   1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-226 3 Assumption IL   1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-226 4 Assumption IL   1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-226 5 Assumption IL   1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-226 7 Assumption IL   1037 ILLINOIS CONSOLIDATED TEL. CO. 976      

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.