2018/2019 Dumont Dunes season passes are available through the BLM.    To order a season pass from the BLM, call and order by phone 760-252-6000 or in person at BLM Barstow Field Office, 2601 Barstow Road, Barstow, CA 92311   Passes will also be available through participating businesses. Call for availability. A complete business list is on the Dumont passes page.    prices $90 for a season pass with holiday black-out dates $120 for a season pass that includes