Local Calling Guide

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Millersville, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-748 5 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-02-05   
443-748 6   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-748 7   2593 CORE COMMUNICATIONS, INC.- MD 238   2018-06-16   
443-748 8 BLTMMDCHXMX  506J TWILIO INTERNATIONAL, INC. 238   2020-12-26   
443-748 9 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-11-23   
667-393 A BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238      
667-393 0 BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2022-04-15   
667-393 2 BLTQMD01BMD  516J TON80 COMMUNICATIONS, LLC 238   2022-04-16   
667-393 3 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2022-10-16   
667-393 9   145J TERRA NOVA TELECOM INC. 238   2024-02-03   

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

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