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: 283

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
730-283 A Centralia IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2025-11-21   
730-283 4 Centralia IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2025-11-21   
730-283 5 Centralia IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2025-11-21   
730-283 6 Centralia IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2025-11-21   
730-283 7 Centralia IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2025-11-21   
730-283 8 Centralia IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2025-11-21   
730-283 9 Centralia IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2025-11-21   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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