For Cuyahoga County residents, we recommend the the UMass Soil and Plant Nutrient Testing Lab because of their comprehensive testing.
If you need to contact the lab, it can be reached by phone at 413-545-2311, or by email at  Orders may be sent to the lab via the US Postal Service, or a private carrier (i.e. UPS, FedEx, etc.). 

View the UMASS Soil and Plant Testing Lab's website