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: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
308-438 A Amherst NE GDISNENWJMD  549E ONVOY, LLC - NE 646      
308-438 2 Amherst NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2021-11-22   
308-438 3 Amherst NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2021-07-08   
308-438 8 Amherst NE GDISNENWJMD  549E ONVOY, LLC - NE 646   2021-10-18   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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