Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
443-470 1 Towson MD 2589 US LEC OF MARYLAND, INC. 238   2008-07-03   
443-470 4 Towson MD 2589 US LEC OF MARYLAND, INC. 238   2010-05-21   
443-471 A Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-471 0 Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-471 1 Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-471 2 Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-471 3 Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-471 4 Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-471 5 Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-471 7 Pikesville MD 2589 US LEC OF MARYLAND, INC. 238      
443-481 A Annapolis MD 2589 US LEC OF MARYLAND, INC. 238      
443-481 1 Annapolis MD 2589 US LEC OF MARYLAND, INC. 238      
443-481 3 Annapolis MD 2589 US LEC OF MARYLAND, INC. 238      
443-481 4 Annapolis MD 2589 US LEC OF MARYLAND, INC. 238      
443-481 5 Annapolis MD 2589 US LEC OF MARYLAND, INC. 238      
443-481 6 Annapolis MD 2589 US LEC OF MARYLAND, INC. 238      
443-487 5 Westminster MD 2589 US LEC OF MARYLAND, INC. 238   2002-11-16   
443-502 1 Havre de Grace MD 2589 US LEC OF MARYLAND, INC. 238   2004-02-05   
443-507 1 Hampstead MD 2589 US LEC OF MARYLAND, INC. 238   2003-07-20   
443-514 A Catonsville MD 2589 US LEC OF MARYLAND, INC. 238      
443-514 0 Catonsville MD 2589 US LEC OF MARYLAND, INC. 238      
443-514 1 Catonsville MD 2589 US LEC OF MARYLAND, INC. 238      
443-514 2 Catonsville MD 2589 US LEC OF MARYLAND, INC. 238      
443-533 1 Jarrettsville MD 2589 US LEC OF MARYLAND, INC. 238   2003-03-02   
443-539 A Columbia MD 2589 US LEC OF MARYLAND, INC. 238      
443-539 0 Columbia MD 2589 US LEC OF MARYLAND, INC. 238      
443-539 1 Columbia MD 2589 US LEC OF MARYLAND, INC. 238      
443-539 2 Columbia MD 2589 US LEC OF MARYLAND, INC. 238      
443-539 3 Columbia MD 2589 US LEC OF MARYLAND, INC. 238      
443-539 9 Columbia MD 2589 US LEC OF MARYLAND, INC. 238      
443-549 A Dundalk MD 2589 US LEC OF MARYLAND, INC. 238      
443-549 0 Dundalk MD 2589 US LEC OF MARYLAND, INC. 238      
443-549 1 Dundalk MD 2589 US LEC OF MARYLAND, INC. 238      
443-549 2 Dundalk MD 2589 US LEC OF MARYLAND, INC. 238      
443-549 3 Dundalk MD 2589 US LEC OF MARYLAND, INC. 238      
443-549 9 Dundalk MD 2589 US LEC OF MARYLAND, INC. 238      
443-550 2 North Beach MD 2589 US LEC OF MARYLAND, INC. 238   2004-02-05   
443-561 A Elkridge MD 2589 US LEC OF MARYLAND, INC. 238      
443-561 0 Elkridge MD 2589 US LEC OF MARYLAND, INC. 238      
443-561 1 Elkridge MD 2589 US LEC OF MARYLAND, INC. 238      
443-561 2 Elkridge MD 2589 US LEC OF MARYLAND, INC. 238      
443-561 3 Elkridge MD 2589 US LEC OF MARYLAND, INC. 238      
443-561 9 Elkridge MD 2589 US LEC OF MARYLAND, INC. 238      
443-573 A Baltimore MD 2589 US LEC OF MARYLAND, INC. 238      
443-573 0 Baltimore MD 2589 US LEC OF MARYLAND, INC. 238      
443-573 1 Baltimore MD 2589 US LEC OF MARYLAND, INC. 238      
443-573 2 Baltimore MD 2589 US LEC OF MARYLAND, INC. 238      
443-573 3 Baltimore MD 2589 US LEC OF MARYLAND, INC. 238      
443-573 4 Baltimore MD 2589 US LEC OF MARYLAND, INC. 238      
443-573 6 Baltimore MD 2589 US LEC OF MARYLAND, INC. 238      

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

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