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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: PIVLMDPKXHX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-809 A Bel Air MD 829J PAETEC ITEL, LLC 238   2025-04-01   
410-809 0 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-809 1 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-809 3 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-809 4 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-809 5 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-809 7 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-809 8 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-809 9 Bel Air MD 829J PAETEC ITEL, LLC 238      
410-914 A Churchville MD 829J PAETEC ITEL, LLC 238   2025-04-01   
410-914 0 Churchville MD 829J PAETEC ITEL, LLC 238      
410-914 3 Churchville MD 829J PAETEC ITEL, LLC 238      
410-914 9 Churchville MD 829J PAETEC ITEL, LLC 238      
443-209 A Havre de Grace MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-209 0 Havre de Grace MD 829J PAETEC ITEL, LLC 238      
443-209 1 Havre de Grace MD 829J PAETEC ITEL, LLC 238      
443-209 3 Havre de Grace MD 829J PAETEC ITEL, LLC 238      
443-209 4 Havre de Grace MD 829J PAETEC ITEL, LLC 238      
443-209 8 Havre de Grace MD 829J PAETEC ITEL, LLC 238      
443-209 9 Havre de Grace MD 829J PAETEC ITEL, LLC 238      
443-245 A Elkton MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-245 0 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 1 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 3 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 4 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 5 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 6 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 7 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 8 Elkton MD 829J PAETEC ITEL, LLC 238      
443-245 9 Elkton MD 829J PAETEC ITEL, LLC 238      
443-318 A Cockeysville MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-318 0 Cockeysville MD 829J PAETEC ITEL, LLC 238      
443-318 9 Cockeysville MD 829J PAETEC ITEL, LLC 238      
443-319 A Columbia MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-319 0 Columbia MD 829J PAETEC ITEL, LLC 238      
443-319 6 Columbia MD 829J PAETEC ITEL, LLC 238      
443-319 9 Columbia MD 829J PAETEC ITEL, LLC 238      
443-374 A Aberdeen MD 829J PAETEC ITEL, LLC 236   2025-04-01   
443-374 0 Aberdeen MD 829J PAETEC ITEL, LLC 236      
443-374 3 Aberdeen MD 829J PAETEC ITEL, LLC 236      
443-374 4 Aberdeen MD 829J PAETEC ITEL, LLC 236      
443-374 6 Aberdeen MD 829J PAETEC ITEL, LLC 236      
443-374 9 Aberdeen MD 829J PAETEC ITEL, LLC 236      
443-675 A Randallstown MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-675 0 Randallstown MD 829J PAETEC ITEL, LLC 238      
443-675 9 Randallstown MD 829J PAETEC ITEL, LLC 238      
443-685 A Severn MD 829J PAETEC ITEL, LLC 238   2025-04-01   
443-685 0 Severn MD 829J PAETEC ITEL, LLC 238      
443-685 9 Severn MD 829J PAETEC ITEL, LLC 238      
443-693 4 Perryville MD 829J PAETEC ITEL, LLC 238   2008-05-05   

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

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