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: 320

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-320 A Cameron IL MCMBILXDLMD  073H TELNYX LLC 977      
309-320 0 Cameron IL GLBGILXDDMD  224C ONVOY, LLC 977   2019-04-18   
309-320 1 Cameron IL MCMBILXDLMD  073H TELNYX LLC 977   2020-06-14   
309-320 2 Cameron IL GLBGILXDDMD  224C ONVOY, LLC 977   2019-09-06   
309-320 4 Cameron IL GLBGILXDDMD  224C ONVOY, LLC 977   2020-09-05   
309-320 5 Cameron IL GLBGILXDDMD  224C ONVOY, LLC 977   2020-09-05   
309-320 7 Cameron IL GLBGILXDXMD  495J STRATUS NETWORKS 977   2021-02-28   
309-320 8 Cameron IL GLBGILXDDMD  224C ONVOY, LLC 977   2020-06-20   
309-320 9 Cameron IL GLBGILXDDMD  224C ONVOY, LLC 977   2020-06-20   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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