Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 308 [Rate centres in NPA 308] [Dial plan for NPA 308]

NXX: 491

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
308-491 A Grant NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646      
308-491 1 Grant NE GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646      
308-491 9 Grant NE GDISNEASGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 646      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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