The Preserve is always open.
Hole-in-the-Wall Ranger Station is open on Winter (October-April): Wednesday through Sunday, 9 a.m.-4p.m.
Summer (May-September): Friday through Sunday, 9 a.m.-4 p.m. Baker Information Center is closed. Kelso Depot Information Center is open daily (except Christmas Day), 9 a.m.-5 p.m.
The nearest airports are in Ontario, CA (140 miles from the western boundary of the Preserve) and Las Vegas, NV (60 miles from the eastern boundary of the Preserve).
The Preserve is easily reached via I-15 or I-40 east of Barstow, CA, and west of Needles, CA and Las Vegas, NV. There are six freeway exits that provide visitor access.
Road conditions vary from paved, two-lane highways to rugged 4-wheel drive roads; see map for major routes. Maps showing all dirt roads are available at park information centers.
Mountain Boy Sledworks
Columbia
Mountain Hardwear