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Phone Directory 307-772 Detail

State Major City Time Zone
Wyoming Casper Mountain

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Example: (307) 772-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
307-772 Cheyenne, WY Qwest Corporation Laramie Landline 02/04/1994

Other Series For Prefixes

307-7720###
307-7721###
307-7722###
307-7723###
307-7724###
307-7725###
307-7726###
307-7727###
307-7728###
307-7729###