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: 857

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-857 A Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 0 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 1 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 2 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 3 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 4 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 5 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 6 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 7 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      
540-857 8 Roanoke VA RONKVAGE8MD  145J TERRA NOVA TELECOM INC. 244   2023-02-16   
540-857 9 Roanoke VA RONKVALKDS0  9213 VERIZON VIRGINIA, INC. 244      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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