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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: MILWWIAUDS2

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-691 3 Fort Atkinson WI 227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2013-05-05   
920-691 4 Fort Atkinson WI 227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2013-05-05   
920-694 8 Sheboygan WI 227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2020-03-25   
920-709 0 Juneau WI 227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2013-05-06   
920-709 1 Juneau WI 227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2013-05-06   
920-802 0 Sheboygan Falls WI 227F PEERLESS NETWORK OF WISCONSIN, LLC - WI 356   2020-05-31   

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Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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