Topsoil Ag Solutions Inc. Return to Central California Businesses Directory Topsoil Ag Solutions Inc. Claim Listing Return to Central California Businesses Directory Description Details Address 39771 Road 28 City Kingsburg State California ZIP Code 93631 Phone (559) 393-2455 Listing Category Agricultural Consultants - Listings Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?