Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-391 A Christiansburg VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      
540-391 0 Christiansburg VA   079F BANDWIDTH.COM CLEC, LLC - VA 244   2008-12-05   
540-391 1 Christiansburg VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 244   2009-08-22   
540-391 2 Christiansburg VA   6283 UNITED STATES CELLULAR - VA 244      
540-391 3 Christiansburg VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 244   2009-04-09   
540-391 4 Christiansburg VA   829J PAETEC ITEL, LLC 244   2006-11-10   
540-391 5 Christiansburg VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 244   2009-04-23   
540-391 6 Christiansburg VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 244   2009-05-15   
540-391 7 Christiansburg VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 244   2009-04-23   
540-391 8 Christiansburg VA   6283 UNITED STATES CELLULAR - VA 244      
540-391 9 Christiansburg VA   6283 UNITED STATES CELLULAR - VA 244      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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