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: 443

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-443 A Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      
540-443 0 Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      
540-443 1 Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      
540-443 2 Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      
540-443 3 Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      
540-443 4 Blacksburg VA RONKVALKX2X  7421 AT&T - LOCAL 244   2006-08-17   
540-443 5 Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      
540-443 6 Blacksburg VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2007-12-20   
540-443 7 Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      
540-443 8 Blacksburg VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2008-01-31   
540-443 9 Blacksburg VA TRVLVAXA0MD  7185 LUMOS NETWORKS INC. 244      

Last updated: Wed, 01 Dec 2021 01:40:16 UTC

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