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Phone Directory 307-858 Detail

State Major City Time Zone
Wyoming Casper Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
307-858 Riverton, WY Union Telephone Company Fremont Cell Number 11/20/1998

Other Series For Prefixes

307-8580###
307-8581###
307-8582###
307-8583###
307-8584###
307-8585###
307-8586###
307-8587###
307-8588###
307-8589###