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: 933

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-933 A Humboldt IL MTONILXCZMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976      
217-933 0 Humboldt IL MTONILXCX4X  6529 T-MOBILE USA, INC. 976   2022-08-20   
217-933 1 Humboldt IL MTONILXCZMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976   2010-08-14   
217-933 2 Humboldt IL MTONILXCX4X  6529 T-MOBILE USA, INC. 976   2018-02-18   
217-933 3 Humboldt IL MTONILXCX4X  6529 T-MOBILE USA, INC. 976   2018-02-18   
217-933 4 Humboldt IL MTONILXCRMD  224C ONVOY, LLC 976   2021-07-05   
217-933 6 Humboldt IL MTONILXCX4X  6529 T-MOBILE USA, INC. 976   2022-08-20   
217-933 7 Humboldt IL MTONILXCRMD  224C ONVOY, LLC 976   2020-10-10   
217-933 9 Humboldt IL MTONILXCRMD  224C ONVOY, LLC 976   2021-04-09   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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