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: 248

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
227-248 A Washington Zone 2 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-08-24   
227-248 0 Washington Zone 2 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-08-24   
227-248 1 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-09-02   
227-248 2 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-10-04   
227-248 3 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-10-04   
227-248 4 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-10-04   
227-248 5 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-10-04   
227-248 6 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-10-04   
227-248 7 Washington Zone 2 MD BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-10-04   
227-248 8 Washington Zone 2 MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2024-10-04   
227-248 9 Washington Zone 2 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2024-10-19   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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