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: 813

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-813 A Bellflower IL BLTNILTSXMD  495J STRATUS NETWORKS 366      
309-813 1 Bellflower IL BLTNILTSXMD  495J STRATUS NETWORKS 366   2020-11-18   
309-813 8 Bellflower IL   566J RADIANTIQ LLC 366   2021-05-31   

Last updated: Wed, 12 Jan 2022 16:20:07 UTC

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