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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NPA: 715 [Rate centres in NPA 715] [Dial plan for NPA 715]

NXX: 974

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
715-974 A Barron WI EUCLWI01XOX  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 352      
715-974 0 Barron WI EUCLWI01XOX  6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 352   2023-04-28   
715-974 6 Barron WI   7216 TELEPORT COMMUNICATIONS AMERICA, LLC WI 352   2025-12-17   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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