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Phone Directory 920-640 Detail

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Wisconsin Milwaukee Central

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Example: (920) 640-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
920-640 Jefferson, WI American Messaging (am) Jefferson Cell Number 11/20/1998

Other Series For Prefixes

920-6400###
920-6401###
920-6402###
920-6403###
920-6404###
920-6405###
920-6406###
920-6407###
920-6408###
920-6409###