Town Of Opal-maintenance Shop 187 Whitetail St Opal, WY 83124 Phone : (307) 877-9573 Post Office - Opal 554 Soliday St Opal, WY 83124 Phone : (307) 877-6345 Town Of Opal 135 Chrisman St Opal, WY 83124 Phone : (307) 877-3919