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Phone Directory 307-687 Detail

State Major City Time Zone
Wyoming Casper Mountain

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Example: (307) 687-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
307-687 Gillette, WY Qwest Corporation Campbell Landline 02/04/1994

Other Series For Prefixes

307-6870###
307-6871###
307-6872###
307-6873###
307-6874###
307-6875###
307-6876###
307-6877###
307-6878###
307-6879###