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: 632

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-632 A Delavan IL PEORILPJXRZ  495J STRATUS NETWORKS 368      
309-632 0 Delavan IL   939H COMMIO, LLC 368   2022-08-21   
309-632 1 Delavan IL   495J STRATUS NETWORKS 368   2020-09-07   
309-632 2 Delavan IL   224C ONVOY, LLC 368   2020-09-08   
309-632 3 Delavan IL   224C ONVOY, LLC 368   2020-10-15   
309-632 4 Delavan IL   224C ONVOY, LLC 368   2020-10-15   
309-632 5 Delavan IL   516C AT&T CORP. 368   2024-08-12   
309-632 6 Delavan IL   224C ONVOY, LLC 368   2020-09-08   
309-632 8 Delavan IL   624H ONVOY SPECTRUM, LLC 368   2024-05-11   
309-632 9 Delavan IL   490J DISH WIRELESS, LLC 368   2023-11-13   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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