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Phone Directory 307-343 Detail

State Major City Time Zone
Wyoming Casper Mountain

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Example: (307) 343-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
307-343 Laramie, WY Cellco Partnership DBA Verizon Wireless Albany Cell Number 07/16/2009

Other Series For Prefixes

307-3430###
307-3431###
307-3432###
307-3433###
307-3434###
307-3435###
307-3436###
307-3437###
307-3438###
307-3439###