Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: WASHDCSW01Z

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
240-430 2 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-430 3 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-430 4 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-430 5 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-430 7 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-430 9 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-433 A Washington Zone 12 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-433 0 Washington Zone 12 MD 829J PAETEC ITEL, LLC 236      
240-433 1 Washington Zone 12 MD 829J PAETEC ITEL, LLC 236      
240-433 4 Washington Zone 12 MD 829J PAETEC ITEL, LLC 236      
240-433 9 Washington Zone 12 MD 829J PAETEC ITEL, LLC 236      
240-450 A Washington Zone 3 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-450 0 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236      
240-450 1 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236      
240-450 3 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236      
240-450 4 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236      
240-450 5 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236      
240-450 6 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236      
240-450 9 Washington Zone 3 MD 829J PAETEC ITEL, LLC 236      
240-473 A Washington Zone 13 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-473 0 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-473 1 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-473 4 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-473 5 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-473 6 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-473 7 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-473 9 Washington Zone 13 MD 829J PAETEC ITEL, LLC 236      
240-558 A Washington Zone 11 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
240-558 2 Washington Zone 11 MD 829J PAETEC ITEL, LLC 236      
240-794 7 Lexington Park-Great Mills MD 829J PAETEC ITEL, LLC 236   2009-05-01   
301-222 A Washington Zone 2 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
301-222 0 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-222 1 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-222 2 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-222 4 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-222 5 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-222 6 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-222 8 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-222 9 Washington Zone 2 MD 829J PAETEC ITEL, LLC 236      
301-339 A Washington Zone 10 MD 829J PAETEC ITEL, LLC 236   2025-04-02   
301-339 0 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236      
301-339 1 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236      
301-339 2 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236      
301-339 5 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236      
301-339 9 Washington Zone 10 MD 829J PAETEC ITEL, LLC 236      
301-392 4 La Plata MD 829J PAETEC ITEL, LLC 236   2006-12-01   
410-824 2 Waterloo (Washington DC LATA) MD 829J PAETEC ITEL, LLC 236   2006-10-12   
540-318 A Stafford VA 829J PAETEC ITEL, LLC 236   2025-04-02   
540-318 4 Stafford VA 829J PAETEC ITEL, LLC 236   2006-05-08   
571-292 A Manassas VA 829J PAETEC ITEL, LLC 236   2025-04-02   

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

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