FREE White Castle Hamburger for National Slider Day (Coupon)
National Slider Day is Friday, May 15, 2020! And, to celebrate, White Castle is giving away FREE sliders nationwide! They’re also throwing in a free drink. Hurry and grab your coupon! You can have the coupon emailed to you or print it out.
About White Castle
White Castle is an American regional hamburger restaurant chain with 377 locations across 13 states, with its greatest presence in the Midwest. It has been generally credited as the country’s first fast-food chain. It is known for its small, square hamburgers. – Wikipedia
Krystal burgers, White Castle’s southern sister company, don’t seem to be giving free sliders but they do have several Krystal Burger Coupons available.
National Burger Day
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