Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-403 A Washington Zone 10 MD   829J PAETEC ITEL, LLC 236   2025-04-02   
240-403 0 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 1 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 2 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 3 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 4 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 5 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 6 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 7 Washington Zone 10 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2008-03-05   
240-403 8 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      
240-403 9 Washington Zone 10 MD   829J PAETEC ITEL, LLC 236      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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