Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 313 [Rate centres in NPA 313] [Dial plan for NPA 313]

NXX: 853

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-853 A Detroit Zone 6 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2026-03-21   
313-853 5 Detroit Zone 6 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2026-03-21   
313-853 6 Detroit Zone 6 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2026-03-21   
313-853 7 Detroit Zone 6 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2026-03-21   
313-853 8 Detroit Zone 6 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2026-03-21   
313-853 9 Detroit Zone 6 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2026-03-21   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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