Biggest Burger Chains in the United States

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

Burger King: Burger King is famous for its Whopper and has a substantial presence in the U.S. and worldwide.

Wendy's: Wendy's offers a variety of burgers, including the Dave's Single and the Baconator.

In-N-Out Burger: In-N-Out Burger has a strong presence primarily in the western United States and is known for its simple yet beloved menu.

Five Guys: Five Guys is known for its customizable burgers and hand-cut fries.

Sonic Drive-In: Sonic is a drive-in fast-food chain with a wide range of burgers and flavored drinks.

Jack in the Box: Jack in the Box serves a variety of burgers and is known for its late-night menu.

Carl's Jr. and Hardee's: These sister chains offer a variety of burgers, often with bold flavors and sizes.