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: 953

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-953 A Springfield IL SPFDILES7MD  224C ONVOY, LLC 374      
217-953 0 Springfield IL SPFDILMB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 374      
217-953 1 Springfield IL SPFDILSDRMD  6529 T-MOBILE USA, INC. 374   2014-03-27   
217-953 2 Springfield IL SPFDILSDRMD  6529 T-MOBILE USA, INC. 374   2014-03-27   
217-953 3 Springfield IL SPFDILSDRMD  6529 T-MOBILE USA, INC. 374   2014-03-27   
217-953 4 Springfield IL SPFDILMB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 374      
217-953 5 Springfield IL SPFDILSDRMD  6529 T-MOBILE USA, INC. 374   2014-04-13   
217-953 6 Springfield IL SPFDILFAGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 374   2015-12-02   
217-953 7 Springfield IL SPFDILES7MD  224C ONVOY, LLC 374   2024-01-13   
217-953 8 Springfield IL SPFDILES7MD  224C ONVOY, LLC 374   2024-01-13   
217-953 9 Springfield IL SPFDILES7MD  224C ONVOY, LLC 374   2023-03-13   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.