Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 309 [Rate centres in NPA 309] [Dial plan for NPA 309]

NXX: 985

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-985 A Industry IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977   2026-09-19   
309-985 8 Industry IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977   2026-09-19   
309-985 9 Industry IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 977   2026-09-19   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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