Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Worthington, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-914 6   7575 CENTURYLINK COMMUNICATIONS LLC 238   2014-06-25   
443-914 7   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-914 8   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-05-04   
443-914 9   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238      

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Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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