Big Valley Tractor Farm Equipment Contact Information Phone: (800) 266-9631 Address: 3516 Newton Rd, Stockton, California 95205 Get Directions About Big Valley Tractor is a farm equipment sales company located in Stockton, CA. Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Claim Listing Recently Viewed: Loading...