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
240-258 1 Ridge MD 829J PAETEC ITEL, LLC 236   2004-02-05   
240-283 A Washington Zone 11 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-283 0 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-283 1 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-283 2 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-283 3 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-283 6 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-283 8 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-283 9 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-294 1 Laurel MD 829J PAETEC ITEL, LLC 236   2005-10-17   
240-294 5 Laurel MD 829J PAETEC ITEL, LLC 236   2007-05-21   
240-320 A Waldorf MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-320 0 Waldorf MD 829J PAETEC ITEL, LLC 236      
240-320 1 Waldorf MD 829J PAETEC ITEL, LLC 236      
240-320 8 Waldorf MD 829J PAETEC ITEL, LLC 236      
240-320 9 Waldorf MD 829J PAETEC ITEL, LLC 236      
240-330 1 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236   2008-05-14   
240-333 A Washington Zone 2 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-339 A Washington Zone 15 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-339 0 Washington Zone 15 MD 829J PAETEC ITEL, LLC 236      
240-339 9 Washington Zone 15 MD 829J PAETEC ITEL, LLC 236      
240-364 A Gaithersburg MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-364 0 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 1 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 2 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 3 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 5 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 6 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 7 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 8 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-364 9 Gaithersburg MD 829J PAETEC ITEL, LLC 236      
240-380 1 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236   2008-01-07   
240-386 1 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2015-04-15   
240-387 A Washington Zone 13 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-387 0 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-387 1 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-387 2 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-387 3 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-387 4 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-389 A Ashton MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-389 6 Ashton MD 829J PAETEC ITEL, LLC 236      
240-398 5 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236   2004-11-21   
240-406 1 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2010-07-26   
240-408 3 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2010-08-11   
240-427 1 Waldorf MD 829J PAETEC ITEL, LLC 236   2002-04-26   
240-454 A Gaithersburg MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-454 6 Gaithersburg MD 829J PAETEC ITEL, LLC 236   2006-12-21   
240-454 7 Gaithersburg MD 829J PAETEC ITEL, LLC 236   2005-10-05   
240-455 A Washington Zone 5 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-455 0 Washington Zone 5 MD 829J PAETEC ITEL, LLC 236      

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

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