Hat Creek Hereford Ranch RV Park & Campground Hat Creek Hereford Ranch RV Park & Campground 17855 Doty Road (Physical Address) Hat Creek, CA 96040 41397 Opdyke Lane (Mailing Address) Hat Creek, CA 96040 Phone: (530) 335-7171 or (530) 945-6952 Website: http://www.hatcreekherefordrv.com Type: Lodging, Retail