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: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-266 A Roanoke VA RONKVALKX2X  7421 AT&T - LOCAL 244      
540-266 0 Roanoke VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 244   2009-03-26   
540-266 1 Roanoke VA   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2010-03-30   
540-266 2 Roanoke VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 244   2008-08-07   
540-266 3 Roanoke VA   8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2008-07-17   
540-266 4 Roanoke VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 244   2008-09-05   
540-266 5 Roanoke VA   9213 VERIZON VIRGINIA, INC. 244   2004-07-17   
540-266 6 Roanoke VA   9213 VERIZON VIRGINIA, INC. 244   2004-07-17   
540-266 7 Roanoke VA   318J COMCAST IP PHONE, LLC 244   2007-11-20   
540-266 8 Roanoke VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 244   2008-09-05   
540-266 9 Roanoke VA   7421 AT&T - LOCAL 244      

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

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