Local Calling Guide

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Glen Burnie, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
667-967 3 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-01-25   
667-967 4 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-01-25   
667-967 5 BLTMMDCHFMD  5562 METROPCS, INC. 238   2017-03-05   
667-967 6 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-09-05   
667-967 7 BLTMMDCHX7X  073H TELNYX LLC 238   2017-03-14   
667-967 8 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-07-06   
667-967 9 CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-09-05   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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