Ouachita National Recreation Trail WEBSITE ADD TO Trip Planner Stretches for 233 miles across the Ouachita National Forest from near Talihina, Oklahoma, to Pinnacle Mountain State Park near Little Rock. Backpacking, day hikes. A 50-mile section is now open to mountain bikes. Get Directions Gas Calculator Details Website: http://www.fs.fed.us/oonf/ouachita.htm Phone: 501-321-5202 Fax: 501-321-5353 Address: 100 Reserve StreetHot Springs, AR 72902 Things to Do In Hot Springs EXPLORE Business Closed? Yes No Incorrect Information? Yes No What needs to be changed?