Papa John's International, headquartered in Louisville, KY., is the world's third-largest pizza company, owning and franchising approximately 3,000 restaurants in 49 states and 22 countries. For six years running, consumers have rated Papa John's #1 in customer satisfaction among all national Quick Service Restaurant (QSR) chains in the highly regarded American Customer Satisfaction Index (ACSAI). Papa John's International, headquartered in Louisville, KY., is the world's third-largest pizza company, owning and franchising approximately 3,000 restaurants in 49 states and 22 countries. For six years running, consumers have rated Papa John's #1 in customer satisfaction among all national Quick Service Restaurant (QSR) Customer Satisfaction Index (ACSAI).