1. White Castle
   El Pollo Loco
2. TacoTime
   In-N-Out Burger

In 1948, Harry Snyder opened the first In-N-Out Burger in Baldwin Park as a hamburger stand. The stand was so small that In-N-Out puts its measurements at barely over 10 square feet.

1. Bob's Big Boy
   In-N-Out-Burger
2. Checkers
   Bojangles'

Bob Wian sold his DeSoto Roadster to buy a hamburger stand. He named that stand Bob's Pantry. The first location opened in Glendale, California.

1. Carl Jr.'s
   White Castle
2. Culver's
   El Pollo Loco

In 1921, White Castle founder Billy Ingram started the company for 700 dollars. The first sliders sold for five cents each.

1. El Pollo Loco
   Bob's Big Boy
2. Jack in the Box
   Zaxby's

El Pollo Loco's first location was in Los Angeles, California. Over time, the chain grew to over 400 stores. On July 25, 2014, El Pollo Loco started trading on the NASDAQ stock exchange.

1. White Castle
   TacoTime
2. Hardee's
   Portillo's

Greenville, North Carolina lays claim to the first Hardee's restaurant. In 1960, Wilber Hardee opened the first restaurant and started selling his burgers.

1. Five Guys
   Sheetz
2. Jack in the Box
   Wawa

Jack in the Box has locations in 21 states and Guam. The company estimates it serves half a billion guests per year.

1. Golden Krust
   Culver's
2. Tastee Freez
   Bojangles'

Craig, Lea, George, and Ruth Culver opened their first restaurant in 1984. Craig chose the combination of burgers and frozen custard.

1. Jersey Mike's
   Checkers
2. Kopp's
   Portillo's

The first Checkers opened in 1986. Since then, Checkers and Rally's have grown to more than 870 restaurants.

1. Portillo's
   Zaxby's
2. TacoTime
   Golden Krust

Zach McLeroy and Tony Townley founded Zaxby's because they were unsatisfied with the chicken in Statesboro, Georgia. Zaxby's can now be found in 18 states.

1. Bojangles'
   White Castle
2. Jack in the Box
   Bob's Big Boy

In 1977, Jack Fulk and Richard Thomas opened the first Bojangles'. It was located in Charlotte, North Carolina. The following year, the first Bojangles' franchise location opened.

1. Jack in the Box
   In-N-Out Burger
2. Zaxby's
   Kopp's

Kopp's offers vanilla, Swiss chocolate, and a flavor of the day. Custard flavors of the day have included Almond Boy and Cohenhead.

1. Golden Krust
   TacoTime
2. Wawa
   Portillo's

Portillo's ships its food to all 50 states. You can also order Portillo's dog bowls on the company's website.

1. White Castle
   Wawa
2. Jack in the Box
   Portillo's

In 1803, Wawa began as an iron foundry in New Jersey. The company added dairy farming to its portfolio in 1902. Wawa would not open its first food store until 1962.

1. El Pollo Loco
   White Castle
2. TacoTime
   Cook Out

Cook Out’s first location was on Randleman Road in Greensboro, North Carolina. Until 2009, all Cook Out locations were in North Carolina. In 2010, the first one outside the company’s home state was opened in Spartanburg, South Carolina.

1. Steak 'n Shake
   TacoTime
2. Golden Crust
   Jack in the Box

Steak 'n Shake opened in 1934. It currently serves over 110 million Steakburgers and 60 million milkshakes annually.

1. Bob's Big Boy
   Whataburger
2. Jack in the Box
   Pollo Tropical

Everything’s bigger in Texas, including its burgers. In 1950, Harmon Dobson made a bigger, better burger his mission. Company lore states that Dobson wanted to create a burger that was so big it took two hands to hold and was so good customers would exclaim, “What a burger!”

1. Pollo Tropical
   Whataburger
2. Krystal
   Del Taco

Pollo Tropical was founded in 1988. Since then, it has been serving its signature grilled chicken and slow roasted mojo pork.

1. White Castle
   Del Taco
2. Raising Cane's Chicken Fingers
   Wawa

In 1964, Ed Hackbarth and David Jameson founded Del Taco. On the first day, they sold tacos for 19 cents and cheeseburgers for 24 cents.

1. Hungry Howie's
   Bob's Big Boy
2. Del Taco
   Krystal

Krystal opened its doors on October 11, 1932, in Chattanooga, Tennessee. Despite the country being in the midst of the Great Depression, the restaurant thrived because of Rody Davenport Jr. and J. Glenn Sherrill’s dedication to a spotless restaurant and courteous service.

1. Wawa
   Tastee Freez
2. Pollo Tropical
   Raising Cane's Chicken Fingers

In 1996, Raising Cane's opened. The first day was so busy that founder Todd Graves kept the restaurant open until 3:30 a.m. to serve every customer.

1. Pizza Hut
   Domino's
2. Papa John's
   Hungry Howie's

Jim Hearn opened the first Hungry Howie’s in a converted hamburger shop. Since 1973, the restaurant has grown from one restaurant to over 500 locations.

1. Maid-Rite
   Whataburger
2. PDQ
   Krystal

In 1926, Fred Angell founded Maid-Rite. Angel also created the secret blend of meat and spices that makes up every Maid-Rite sandwich.

1. Maid-Rite
   Pollo Loco
2. PDQ
   Wawa

PDQ started as a restaurant named Tenders. In 2011, the first PDQ opened in Tampa, Florida.

1. Jack in the Box
   Runza
2. Whataburger
   Krystal

The first Runza was called Runza Drive Inn. It was owned by siblings Sally Everett and Alex Brening.

1. TacoTime
   Krystal
2. Golden Krust
   Hardee's

TacoTime started in Eugene, Oregon. In 2003, Kahala Brands bought the chain and moved its headquarters to Scottsdale, Arizona.

1. Shake Shack
   White Castle
2. Wawa
   Golden Krust

Golden Krust Caribbean Bakery & Grill has over 120 restaurants in nine states. These states are New York, New Jersey, Connecticut, Pennsylvania, Georgia, Florida, Maryland, Massachusetts, and North Carolina.

1. Burgerville
   Del Taco
2. Taco
   Krystal

Burgerville uses local ingredients in all its restaurants. It also works with its farm partners to conserve nature.

1. Tastee Freez
   Hungry Howie's
2. Pizza Ranch
   Wawa

Tastee Freez was founded in Joliet, Illinois. Since 1950, it has expanded to locations in 12 states.

1. Pizza Ranch
   TacoTime
2. El Pollo Loco
   Del Taco

In 1981, Adrie Groeneweg founded Pizza Ranch. Currently, it has 207 locations in 14 states.

1. Jersey Mike's
   Sheetz
2. White Castle
   Freddy’s Frozen Custard & Steakburgers

Freddy’s Frozen Custard & Steakburgers was named after Bill and Randy Simon’s father, Freddy. The founded the restaurant with Scott Redler.

1. Krystal
   Iceberg Drive Inn
2. Rally's
   Checkers

Iceberg Drive In was founded 55 years ago. It is found in Utah, Arizona, and California.

1. Pizza Ranch
   Hungry Howie's
2. Whataburger
   Skyline Chili

Skyline Chili’s founder grew up in Kastoria, Greece. When he opened the first Skyline Chili, Nicholas Lambrinides named it after the Cincinnati skyline, which was visible from the restaurant.

1. Pal’s Sudden Service
   Pizza Ranch
2. Del Taco
   Wawa

Pal's Sudden Service is named after Fred "Pal" Barger. He opened the first restaurant in 1956. Today, Pal's has 28 locations in northeastern Tennessee and southwestern Virginia.

1. Danny & Clyde's
   Del Taco
2. Burgerville
   Sheetz

The first Danny & Clyde's opened in Gretna, Louisiana. The name comes from the founders' nicknames, Big Dan and Clyde.

1. Wawa
   Winstead's
2. Del Taco
   Bog's Big Boy

Winstead’s opened its doors in 1950. It’s motto is “We grind U.S. Choice Steak daily for the sandwich.”