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: 747

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-747 A Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 0 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 1 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 4 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 5 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 6 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 7 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 8 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      
217-747 9 Springfield IL SPFDILESDS2  9329 ILLINOIS BELL TEL CO 374      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.