Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 2700 CTC COMMUNICATIONS CORP. - VA

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
571-351 4 Washington Zone 8 VA WASHDCMTX7X  236   2015-06-08   
571-435 8 Washington Zone 19 VA WASHDCMTX7X  236   2005-08-07   
571-451 A Washington Zone 8 VA WASHDCMTX7X  236      
571-451 1 Washington Zone 8 VA WASHDCMTX7X  236   2005-08-04   
571-458 7 Washington Zone 8 VA WASHDCMTX7X  236   2014-05-24   
703-357 A Occoquan VA WASHDCMTX7X  236      
703-357 1 Occoquan VA WASHDCMTX7X  236   2005-08-04   
703-454 3 Engleside VA WASHDCMTX7X  236   2007-02-06   
703-776 1 Washington Zone 17 VA WASHDCMTX7X  236   2006-01-20   
703-828 6 Braddock VA WASHDCMTX7X  236   2013-01-16   
703-853 A Manassas VA WASHDCMTX7X  236      
703-853 1 Manassas VA WASHDCMTX7X  236   2005-08-04   
703-877 6 Washington Zone 19 VA WASHDCMTX7X  236      
703-955 5 Herndon VA WASHDCMTX7X  236   2006-02-25   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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