Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: RONKVALKFMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
540-541 3 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-541 4 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-541 6 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-541 7 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-566 1 Roanoke VA 551G NUSO, LLC 244   2018-07-31   
540-795 A Roanoke VA 551G NUSO, LLC 244      
540-795 1 Roanoke VA 551G NUSO, LLC 244   2013-05-08   
540-926 2 Roanoke VA 551G NUSO, LLC 244   2018-02-28   
540-945 0 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-970 9 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-988 0 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-988 1 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-988 7 Roanoke VA 551G NUSO, LLC 244   2018-11-07   
540-988 9 Roanoke VA 551G NUSO, LLC 244   2018-11-07   

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

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