According to our records, this business is located at 153 E Chestnut St. in Mason City (in Mason County), Illinois 62664, the location GPS coordinates are: 40.2023564 (latitude), -89.6969357 (longitude). Ainsworth Seed Co is categorized under Farm Products (SIC code 0191). Known organization owner is Tom Ainsworth. Current estimates show that the unit has a sales volume of $534,000 and staff of approximately 3 people. You can contact the company by phone at (217) 482-9191; the following fax number is also provided: (217) 482-9199.