BILLY SIMS TRAILER TOWN, 520 E. 2nd Street, Odessa, Texas. 432-580-3000 or 1-800-473-4678. Best Parts and Service Departments in the Permian Basin come check it out. While your here look at our RV Inventory. Monday thru Friday 9am - 5pm. Saturday 9 to 5. We are here for you.