Denny’s restaurant is one of America’s largest full-service family restaurant chains, operating across the United States, Canada, Costa Rica, Mexico, Honduras, Guam, Puerto Rico and New Zealand. Denny’s is open every hour of every day and you are welcome there. They are open to good prices, so that everyone can leave satisfied. Denny’s is open to all kinds of food for all kinds of tastes — with new specials all the time. KIDS EAT FREE between 4PM – 10PM. Days of offer may vary. Ask your server for details. FREE GRAND SLAM – Celebrate your birthday with a FREE GRAND SLAM! Again, ask your server for details. See the latest special offers from Denny’s View other printable coupons and deals.