Local Calling Guide

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

NXX: 999

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
227-999 A Washington Zone 10 MD WASHDCSWFMD  530H WIDE VOICE, LLC - MD 236      
227-999 0 Washington Zone 10 MD   876D ONVOY, LLC - MD 236      
227-999 1 Washington Zone 10 MD   876D ONVOY, LLC - MD 236      
227-999 2 Washington Zone 10 MD   876D ONVOY, LLC - MD 236      
227-999 3 Washington Zone 10 MD   876D ONVOY, LLC - MD 236      
227-999 4 Washington Zone 10 MD VINNVACBDS0  624H ONVOY SPECTRUM, LLC 236      
227-999 5 Washington Zone 10 MD VINNVACBDS0  624H ONVOY SPECTRUM, LLC 236      
227-999 6 Washington Zone 10 MD   876D ONVOY, LLC - MD 236      
227-999 7 Washington Zone 10 MD   321J HD CARRIER LLC 236      
227-999 8 Washington Zone 10 MD   876D ONVOY, LLC - MD 236      
227-999 9 Washington Zone 10 MD WASHDCSWFMD  530H WIDE VOICE, LLC - MD 236      

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

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