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: MILXWIILCMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
920-797 9 Kiel WI 6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2008-08-14   
920-889 A Sheboygan WI 6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356      
920-900 1 Watertown WI 6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-10-17   
920-906 8 Fond du Lac WI 6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-11-17   
920-952 0 Fond du Lac WI 6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2019-03-16   
920-952 9 Fond du Lac WI 6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2023-07-31   
920-970 1 Fond du Lac WI 6508 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WI 356   2022-06-06   

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

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