Willis Palms Oasis Trailhead Willis Palms Oasis Trailhead Willis Palms, CA 92276 Map Willis Palms Oasis Trailhead Upcoming Events No events currently scheduled at this location. Willis Palms Oasis TrailheadWillis Palms, CA 92276Map Willis Palms Oasis Trailhead Upcoming EventsNo events currently scheduled at this location.