Free White Castle Slider for “National Slider Day!”

Celebrate National Slider Day todayat White Castle with a FREE Original Slider. This offer requires no purchase. Simply present this coupon at your nearest participating White Castle restaurant to claim your slider, or enter the code SLIDERDAY in the White Castle app.

Here’s what you do:

1. Show this coupon at your local participating Castles restaurant (or enter the code SLIDERDAY in the White Castle app.)
2. Enjoy your free Slider and celebrate National Slider Day in Style!
3. Come back and comment on this post when you are done!

This coupon is valid for one use per customer per visit and is only applicable today only, May 15th, 2024.

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