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: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 972

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
920-972 A Burnett WI MILWWIAU03Z  516J TON80 COMMUNICATIONS, LLC 356      
920-972 1 Burnett WI MILWWIAU11Z  490J DISH WIRELESS, LLC 356   2023-11-03   
920-972 2 Burnett WI MILWWIAU11Z  490J DISH WIRELESS, LLC 356   2024-03-31   
920-972 6 Burnett WI MILWWIAU03Z  516J TON80 COMMUNICATIONS, LLC 356   2022-04-20   

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

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