Triway Drive-In Theatre
- Outdoor theatre with three screens, open seasonally. Includes theatre's history, movie schedule, and map.
- http://www.triwaydrivein.com

Plymouth Local News: Topix
- Local, regional, and statewide news collected from diverse sources on the web.
- http://www.topix.com/city/plymouth-in

Marshall County Blueberry Festival
- Annual festival in Centennial Park on Labor Day weekend. Information and forms for parade, crafts, musical entertainment, auto show, and lodging.
- http://www.blueberryfestival.org/

Plymouth Chamber of Commerce
- Provides history and industrial development information.
- http://www.plychamber.org/