Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 703 [Rate centres in NPA 703] [Dial plan for NPA 703]

NXX: 688

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
703-688 A Lorton VA   829J PAETEC ITEL, LLC 236   2025-04-02   
703-688 0 Lorton VA   829J PAETEC ITEL, LLC 236      
703-688 1 Lorton VA   829J PAETEC ITEL, LLC 236      
703-688 2 Lorton VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-06-11   
703-688 3 Lorton VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-06-11   
703-688 4 Lorton VA   367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2011-06-20   
703-688 5 Lorton VA   829J PAETEC ITEL, LLC 236      
703-688 6 Lorton VA   515J IP HORIZON LLC 236   2017-07-09   
703-688 7 Lorton VA   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2016-01-02   
703-688 8 Lorton VA   551G NUSO, LLC 236   2016-10-07   
703-688 9 Lorton VA   275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 236   2020-11-20   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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