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: 910

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-910 A Edgington IL DVNPIADTXQX  224C ONVOY, LLC 634      
309-910 0 Edgington IL DVNPIADTXQX  224C ONVOY, LLC 634   2021-07-02   
309-910 1 Edgington IL   516C AT&T CORP. 634   2025-04-07   
309-910 2 Edgington IL DVNPIADTXQX  224C ONVOY, LLC 634   2021-08-12   
309-910 8 Edgington IL DVNPIA80XUX  490J DISH WIRELESS, LLC 634   2023-03-06   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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