Johnstone Supply is your wholesale source for HVAC/R products, supplies and the knowledge and expertise to help you better serve your customers.

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Branch Contact Information

Columbus Cleveland Akron Mentor
700 Parkwood Avenue 4689 Spring Road 956n South Main Street 7780 Metric Drive
Columbus, OH 43219-2518 Cleveland, OH 44131-1021 Akron, OH 44311-2007 Mentor, OH 44060-4862
Phone: 614-258-1111 Phone: 216-661-9922 Phone: 330-535-4499 Phone: 440-205-7221
Fax: 614-258-5162 Fax: 216-661-9924 Fax: 330-535-4498 Fax: 440-205-8441
Toll Free: 800-837-4179 Toll Free: 800-837-9922 Toll Free: 888-535-4499 Toll Free: 877-952-9922