Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 765B ELBERT COUNTY WIRELESS, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
303-319 A Denver CO CSRKCOFEGT2  656      
303-319 7 Denver CO   656   2004-10-17   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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