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: 809

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
313-809 A Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-09-11   
313-809 6 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-09-11   
313-809 7 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-09-11   
313-809 8 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-09-11   
313-809 9 Detroit Zone 5 MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2025-09-11   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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