Information & Visitor Centers
Contact the superintendent, Mojave National Preserve, 2701 Barstow Rd., Barstow, CA 92311 (tel. 760/252-6100; www.nps.gov/moja).
The best source for up-to-date weather conditions and a free map is the Mojave National Preserve-Kelso Depot Visitor Center, 90942 Kelso-Cima Rd., Kelso, CA 92309 (tel. 760/252-6108), which offers a superior selection of books. The historic depot in the heart of the preserve is open daily from 9am to 5pm year-round. Additional information and maps are available inside the preserve at the Hole-in-the-Wall Ranger Station (tel. 760/928-2572 or 760/252-6104), open on weekends in summer from 9am to 4pm and Wednesday through Sunday in winter from 9am to 4pm.
Fees & Warnings
Entry to the preserve is free. Campsites at two developed campgrounds cost $12, but dispersed camping is free. A constant threat in the desert is dehydration. Rangers recommended drinking 1 gallon of water per person per day, twice that if you're planning strenuous activity.