The United States has approximately 61,269 pizzerias.
The top 5 pizza sales days are: Super Bowl Sunday, Halloween, The night before Thanksgiving, New Year's Eve & New Year's Day
Over 5 billion pizzas are sold worldwide each year.
The most popular night to eat pizza is Saturday night.
Pizzerias are responsible for 17% of all restaurants in the United States.
Held yearly, Las Vegas, Nevada plays hosts a designated Pizza Expo.
The popularity of pizza in the United States began in when the troops returned from Italy after World War II and began opening pizzerias boasting about their "great Italian dish."
Approximately 100 acres of pizza each day is eaten in the United States per day. This averages out to about 350 slices per second.
The month of October is national pizza month in the United States. It was first so designated in 1987.