1: 1. Lombardi's Pizza in New York City - serving up coal-fired pies since 1905. A true NYC institution.

2: 2. Pizzeria Bianco in Phoenix - Chef Chris Bianco's award-winning pizzas are a must-try for foodies.

3: 3. Pizzeria Mozza in Los Angeles - Nancy Silverton's innovative pizzas are a hit with Angelenos.

4: 4. Buddy's Pizza in Detroit - famous for its Detroit-style square pizzas with crispy edges.

5: 5. Frank Pepe Pizzeria Napoletana in New Haven - home to the iconic white clam pizza.

6: 6. Di Fara Pizza in Brooklyn - Dom DeMarco's meticulous craftsmanship has made this a pizza pilgrimage spot.

7: 7. Lou Malnati's Pizzeria in Chicago - known for its deep-dish pizza with a buttery crust.

8: 8. Pizzeria Beddia in Philadelphia - Joe Beddia's no-frills approach produces some of the best pies in the city.

9: 9. Apizza Scholls in Portland - artisanal wood-fired pizzas with creative toppings that keep locals coming back.