Local Calling Guide

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Worthington, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-914 5 BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-20   
443-914 6 BLTMMDDN2MD  508J CENTURYLINK COMMUNICATIONS, LLC 238   2014-06-25   
443-914 7 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-914 8 BLTQMD01DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-914 9 BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      
667-887 A BLTMMDCH42Z  876D ONVOY, LLC - MD 238      
667-887 1 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-06   
667-887 2 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2022-03-06   
667-887 6 BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-05-22   
667-887 7 BLTMMDCHXUX  624H ONVOY SPECTRUM, LLC 238   2021-05-23   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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