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National Hamburger Day takes place on May 28. We've scoured the country for the tastiest National Hamburger Day deals to help you celebrate this special occasion, and we have some good news: Popular names like Burger King and Dairy Queen are going hard this year with limited-time offers.

From May 28-31, Arby's is offering a buy one get one free on sandwiches. This offer is valid for online and pick-up-in-store orders. There is a limit of one per person.

On May 28, Bad Daddy's Burger Bar is celebrating National Hamburger Day with a $10 BD's All-American Burger and a classic side.

Members of the Thompson Table Rewards loyalty program can get a free Classic Burger with any purchase from May 28-31.

On National Hamburger Day, visit Bobby's Burgers by Bobby Flay and enjoy a Crunchburger for $5.28.

On May 28, Royal Perks Rewards Members can score a free hamburger with any $3 purchase online or in-app.

On May 28, Buffalo Wild Wings is offering half off any burger. Plus, new rewards members can score a free burger with a minimum purchase of $15.

On May 27-28, Checkers & Rally's is offering a buy one get one free deal on Classic Burgers.

Through May 31, rewards members can score $1 off any Signature Stackburger (Backyard Bacon Ranch, Bacon Cheese Deluxe, FlameThrower, Cheese Deluxe, and Original Cheeseburger).

Buy one, get one free on Double Del Cheeseburgers on May 28-30.

Order online at Eddie Merlot's and get Eddie's Prime Cheeseburger and housemade potato chips for $15.

On National Hamburger Day, Farmer Boys is offering VIF Rewards members a Big Cheese Cheeseburger for $3.99 when you order in-app.

On May 28, guests at participating Farm Burger locations will be able to purchase a build-your-own grassfed, grass-finished burger for $6.

On May 28, buy one, get one Classic Smashed Burger free from 3-6 p.m. local time. Members of the Unity by Hard Rock global loyalty program get also get a free Classic Smashed Burger.

Get a free Jr. Jumbo Jack with an in-app order of $1+ on May 28.

On May 28, Krystal will be offering Club Krystal members an in-app exclusive deal of $0.50 Krystals.

Through May 31, you can grab a free burger with any $10 purchase. In order to score this promotion, you need to order in the Shack app, online, or at a kiosk and use the promo code FREEBURGER.

On May 28, you can get any single burger for $5.28 with the promo code 528SINGLE. This offer is available in stores, or via Smashburger's website or app.

Rewards members can get a free burger with $5 purchase through May 31.

On May 28, wear or show any American Flag item and score a free Double Steakburger.

On May 28, order online at Sullivan's Steakhouse and grab a Signature Angus Burger and fries for $15.

On May 28, score a buy one get one free deal on classic burgers.

On National Hamburger Day, rewards members can get Classic Burgers for $5.

Rewards members can score a free Whataburger when you order a medium fry and medium drink on May 28.

Joseph Green is the Global Shopping Editor for Mashable. He covers VPNs, headphones, fitness gear, dating sites, streaming, and shopping events like Black Friday and Prime Day.

Joseph is also Executive Editor of Mashable's sister site, AskMen.