Wisconsin DNR Customer Number
All Wisconsin Recreational Safety Students are required to obtain a lifetime DNR Customer Number. You will not be issued an ATV Safety Certificate without a DNR number.
You already have a DNR number if you hold one of the following licenses or certificates:
If you have NOT already been assigned a DNR customer number, or if you cannot find your DNR number, you can contact the DNR customer number for further information:
Wisconsin DNR Customer Service
7:00AM - 10:00PM — 7 Days a week