Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 374      
217-953 1 Springfield IL   6529 T-MOBILE USA, INC. 374   2014-03-27   
217-953 2 Springfield IL   6529 T-MOBILE USA, INC. 374   2014-03-27   
217-953 3 Springfield IL   6529 T-MOBILE USA, INC. 374   2014-03-27   
217-953 4 Springfield IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 374      
217-953 5 Springfield IL   6529 T-MOBILE USA, INC. 374   2014-04-13   
217-953 6 Springfield IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 374   2015-12-02   
217-953 7 Springfield IL   224C ONVOY, LLC 374   2024-01-13   
217-953 8 Springfield IL   224C ONVOY, LLC 374   2024-01-13   
217-953 9 Springfield IL   224C ONVOY, LLC 374   2023-03-13   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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