Dog Canyon has a small ranger station where visitors may obtain backcountry permits or information about the area. The ranger station is staffed intermittently, however a park ranger lives on premises. The phone number at Dog Canyon is: (575) 981-2418. Williams Ranch (Day-use) Visitors may access the 4X4 road to Williams Ranch by checking out a key at the Pine Springs Visitor Center during normal business hours. Only high ground clearance 4X4 vehicles are allowed. Williams Ranch is designated day-use only; no overnight parking or camping is permitted. Gate keys must be returned to the Pine Springs Visitor Center the same day.