Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: SLBRMDSBX9Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-304 4 Queenstown MD 829J PAETEC ITEL, LLC 242   2011-01-29   
410-479 7 Denton MD 829J PAETEC ITEL, LLC 242   2010-06-27   
410-604 5 Stevensville MD 829J PAETEC ITEL, LLC 242   2010-01-18   
410-885 8 Chesapeake City MD 829J PAETEC ITEL, LLC 242   2009-09-25   
410-912 A Salisbury MD 829J PAETEC ITEL, LLC 242   2025-04-01   
410-928 9 Millington MD 829J PAETEC ITEL, LLC 242   2011-01-29   
410-957 8 Pocomoke MD 829J PAETEC ITEL, LLC 242   2009-10-05   
443-233 A Vienna MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-233 9 Vienna MD 829J PAETEC ITEL, LLC 242      
443-234 A Snow Hill MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-234 2 Snow Hill MD 829J PAETEC ITEL, LLC 242      
443-323 A Sharptown MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-323 9 Sharptown MD 829J PAETEC ITEL, LLC 242      
443-515 5 Cambridge MD 829J PAETEC ITEL, LLC 242   2010-06-27   
443-664 A Ocean City MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-664 0 Ocean City MD 829J PAETEC ITEL, LLC 242      
443-664 1 Ocean City MD 829J PAETEC ITEL, LLC 242      
443-664 4 Ocean City MD 829J PAETEC ITEL, LLC 242      
443-664 9 Ocean City MD 829J PAETEC ITEL, LLC 242      
443-669 A Delmar MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-669 2 Delmar MD 829J PAETEC ITEL, LLC 242      
443-706 A Crisfield MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-706 2 Crisfield MD 829J PAETEC ITEL, LLC 242      
443-724 A Easton MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-724 0 Easton MD 829J PAETEC ITEL, LLC 242      
443-724 1 Easton MD 829J PAETEC ITEL, LLC 242      
443-724 2 Easton MD 829J PAETEC ITEL, LLC 242      
443-724 3 Easton MD 829J PAETEC ITEL, LLC 242      
443-724 4 Easton MD 829J PAETEC ITEL, LLC 242      
443-724 5 Easton MD 829J PAETEC ITEL, LLC 242      
443-724 6 Easton MD 829J PAETEC ITEL, LLC 242      
443-724 9 Easton MD 829J PAETEC ITEL, LLC 242      
443-727 A Bishopville MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-727 2 Bishopville MD 829J PAETEC ITEL, LLC 242      
443-728 A Berlin MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-728 1 Berlin MD 829J PAETEC ITEL, LLC 242      
443-728 2 Berlin MD 829J PAETEC ITEL, LLC 242      
443-888 A Princess Anne MD 829J PAETEC ITEL, LLC 242   2025-04-01   
443-888 8 Princess Anne MD 829J PAETEC ITEL, LLC 242   2011-03-05   

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

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