Which pizza chain is based in Dayton Ohio, Marion's Piazza or Sal's Pizza?
Marion's Piazza Marion's Piazza is a pizzeria chain based in Dayton, Ohio. Established in 1965 by Marion Glass, the company currently operates 9 restaurants throughout the greater Dayton area. Marion's is renowned for its unique style of pizza, characterized by its traditional preparation and small square slices. The chain is intensely popular with Dayton locals and has been awarded the title of "Best Pizza" 2 times.
List of pizza chains of the United States This is a list of pizza chains of the United States. This list is limited to pizza chain restaurants that are based, headquartered or originated in the United States.