Local Calling Guide

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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 203

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-203 A Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-203 0 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 1 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 2 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 3 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 4 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 5 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 6 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 7 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 8 Aurora IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2011-11-26   
331-203 9 Aurora IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2023-11-17   

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

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