Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 730 [Rate centres in NPA 730] [Dial plan for NPA 730]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
730-230 A Alton IL STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2024-01-29   
730-230 0 Alton IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-02-18   
730-230 1 Alton IL   224C ONVOY, LLC 520   2024-02-24   
730-230 2 Alton IL   224C ONVOY, LLC 520   2024-02-24   
730-230 3 Alton IL   224C ONVOY, LLC 520   2024-02-24   
730-230 8 Alton IL STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2024-01-29   
730-230 9 Alton IL STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2024-01-29   

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

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