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: 961

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
309-961 A Bloomington IL BLTNILXD8MD  478J NUSO, LLC 366   2025-01-06   
309-961 1 Bloomington IL BLTNILXD8MD  478J NUSO, LLC 366   2025-01-06   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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