9 Biggest Burger Chains in the United State

McDonald's: One of the largest fast-food chains globally, known for its iconic Big Mac and Quarter Pounder burgers.

Burger King: Known for its flame-grilled burgers, Whopper sandwich, and signature King series burgers.

Wendy's: Famous for its square-shaped burgers, Frosty desserts, and menu items like the Baconator.

Five Guys: Known for its customizable burgers with a variety of toppings and hand-cut fries.

In-N-Out Burger: A West Coast favorite known for its simple yet delicious burgers, fresh ingredients, and secret menu items.

Sonic Drive-In: Known for its drive-in concept, Sonic offers a variety of burgers, hot dogs, and shakes.

Jack in the Box: Known for its diverse menu, including burgers, tacos, and chicken sandwiches.

Carl's Jr.: Known for its large, indulgent burgers like the Famous Star and Western Bacon Cheeseburger.

Hardee's: Similar to Carl's Jr., Hardee's offers a variety of burgers and sandwiches, including the Monster Thickburger.