According to our records, this business is located at 2447 Mannheim Rd. in Franklin Park (in Cook County), Illinois 60131, the location GPS coordinates are: 41.92418 (latitude), -87.883775 (longitude). Denny's is categorized under Drive-In Restaurants (SIC code 5812). Current estimates show that the unit has a sales volume of $2,200,000 and staff of approximately 55 people. You can contact the company by phone at (847) 455-5805; the following fax number is also provided: (847) 455-5882. Business website can be accessed at www.dennys.com.