Teton County Treasurer’s Office – Vehicle Registration 200 S Willow Street Suite 115Jackson Wyoming 83001 WY Teton 200 S Willow Street Suite 115Directions (307) 733-4770 Monday 09:00 am - 05:00 pm Tuesday 09:00 am - 05:00 pm Wednesday 09:00 am - 05:00 pm Thursday 09:00 am - 05:00 pm Friday 09:00 am - 05:00 pm Saturday Closed Sunday Closed