Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 227 [Rate centres in NPA 227] [Dial plan for NPA 227]

NXX: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
227-256 A Washington Zone 2 MD   876D ONVOY, LLC - MD 236   2024-12-05   
227-256 0 Washington Zone 2 MD   876D ONVOY, LLC - MD 236      
227-256 1 Washington Zone 2 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-256 2 Washington Zone 2 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-256 3 Washington Zone 2 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-256 4 Washington Zone 2 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-256 5 Washington Zone 2 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
227-256 6 Washington Zone 2 MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      

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

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