Denny's: On the restaurant's busiest day of the year, Denny's will be open on Christmas. While most are open 24 hours, check your nearest location's hours. Domino's Pizza: Select franchise ...

Macaroni Grill: Open from 11 a.m. to 10 p.m. on Christmas Eve and 11 a.m. to 8 p.m. on Christmas. The restaurant will be open for dine-in, takeout, or delivery.

Waffle House: The restaurant will be open on Thanksgiving Day at most locations. Hours may vary by location, although many are 24 hours. Whataburger: The burger chain plans to be open on Nov. 28.