Guernsey City Of--police Dept Guernsey, WY 82214 Phone : (307) 836-2111 Business Category Government Offices-City Village & Twp Police Departments Government Offices State & Local Government Offices & Public Schools Guernsey Police Department 81 W Whalen Guernsey, WY 82214 Phone : (307) 836-2111 Business Category Police Departments