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
443-541 2 Cockeysville MD 829J PAETEC ITEL, LLC 238      
443-541 3 Cockeysville MD 829J PAETEC ITEL, LLC 238      
443-541 8 Cockeysville MD 829J PAETEC ITEL, LLC 238      
443-541 9 Cockeysville MD 829J PAETEC ITEL, LLC 238      
443-549 A Dundalk MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-549 0 Dundalk MD 829J PAETEC ITEL, LLC 238      
443-549 1 Dundalk MD 829J PAETEC ITEL, LLC 238      
443-549 2 Dundalk MD 829J PAETEC ITEL, LLC 238      
443-549 3 Dundalk MD 829J PAETEC ITEL, LLC 238      
443-549 9 Dundalk MD 829J PAETEC ITEL, LLC 238      
443-550 2 North Beach MD 829J PAETEC ITEL, LLC 238   2004-02-05   
443-550 5 North Beach MD 829J PAETEC ITEL, LLC 238   2008-01-03   
443-561 A Elkridge MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-561 0 Elkridge MD 829J PAETEC ITEL, LLC 238      
443-561 1 Elkridge MD 829J PAETEC ITEL, LLC 238      
443-561 2 Elkridge MD 829J PAETEC ITEL, LLC 238      
443-561 3 Elkridge MD 829J PAETEC ITEL, LLC 238      
443-561 9 Elkridge MD 829J PAETEC ITEL, LLC 238      
443-573 A Baltimore MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-573 0 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-573 1 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-573 2 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-573 3 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-573 4 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-573 5 Baltimore MD 829J PAETEC ITEL, LLC 238   2005-08-30   
443-573 6 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-573 8 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-573 9 Baltimore MD 829J PAETEC ITEL, LLC 238      
443-574 A Ellicott City MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-574 0 Ellicott City MD 829J PAETEC ITEL, LLC 238      
443-574 1 Ellicott City MD 829J PAETEC ITEL, LLC 238      
443-574 2 Ellicott City MD 829J PAETEC ITEL, LLC 238      
443-574 3 Ellicott City MD 829J PAETEC ITEL, LLC 238      
443-574 8 Ellicott City MD 829J PAETEC ITEL, LLC 238   2003-05-25   
443-574 9 Ellicott City MD 829J PAETEC ITEL, LLC 238      
443-575 4 Arbutus MD 829J PAETEC ITEL, LLC 238   2006-11-09   
443-577 A Glen Burnie MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-577 0 Glen Burnie MD 829J PAETEC ITEL, LLC 238      
443-577 1 Glen Burnie MD 829J PAETEC ITEL, LLC 238      
443-577 2 Glen Burnie MD 829J PAETEC ITEL, LLC 238      
443-577 3 Glen Burnie MD 829J PAETEC ITEL, LLC 238      
443-577 9 Glen Burnie MD 829J PAETEC ITEL, LLC 238      
443-578 8 Cockeysville MD 829J PAETEC ITEL, LLC 238   2008-09-26   
443-579 A Essex MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-579 0 Essex MD 829J PAETEC ITEL, LLC 238      
443-579 1 Essex MD 829J PAETEC ITEL, LLC 238      
443-579 2 Essex MD 829J PAETEC ITEL, LLC 238      
443-579 3 Essex MD 829J PAETEC ITEL, LLC 238      
443-579 9 Essex MD 829J PAETEC ITEL, LLC 238      
443-588 3 Parkville MD 829J PAETEC ITEL, LLC 238   2015-09-04   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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