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 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 3   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2025-09-02   
667-887 4   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2025-09-02   
667-887 5   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2025-09-02   
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: Thu, 05 Feb 2026 23:41:55 UTC

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