24-hour dine-in
Dine-In 24/7Breakfast AnytimeWashington, DC Metro
Penny's DinerPenny's Diner — Brunswick
620 Souder Road
Brunswick, MD 21712
The official Penny’s Diner page for this exact address states Open 24/7.
Verified state directory
24-Hour Restaurants in Maryland
17 exact restaurant locations in Maryland are individually verified for genuine 24-hour food service.
24-hour casino food operation
Dine-In 24/7Washington, DC Metro
Bread + ButterBread + Butter — MGM National Harbor
101 MGM National Avenue
Oxon Hill, MD 20745
Official MGM National Harbor page lists Monday–Sunday: 24 Hours.
Full 24-hour restaurant
Baltimore
Denny'sDenny's — Hanover
1365 Mellon Rd
Hanover, MD 21076
Official Denny's location page lists Open 24 Hours for all seven days.
Full 24-hour restaurant
Denny'sDenny's — North East
1 Center Drive
North East, MD 21901
Official Denny's location page lists Open 24 Hours for all seven days.
Full 24-hour restaurant
Denny'sDenny's — LaVale
1239 National Hwy
LaVale, MD 21502
Official Denny's location page lists Open 24 Hours for all seven days.
Full 24-hour restaurant
Waffle HouseWaffle House #1274
13612 Crayton Blvd
Hagerstown, MD 21742
Official Waffle House page lists 24 hours Sunday through Saturday.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
Waffle HouseWaffle House #1533
1500 Conowingo Rd
Bel Air, MD 21014
Official locator identifies the exact restaurant; Waffle House corporate states all locations are open 24/7.
Full 24-hour restaurant
Washington, DC Metro
Denny'sDenny's — Waldorf
2975 Crain Hwy
Waldorf, MD 20601
Official Denny's location page lists Open 24 Hours for all seven days.
Full 24-hour restaurant
Baltimore
Double T DinerDouble T Diner — Catonsville
6300 Baltimore National Pike
Catonsville, MD 21228
Official operator page explicitly describes the Catonsville location as a classic 24-hour diner.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
IHOPIHOP — 600 E Pratt St
600 E Pratt St
Baltimore, MD 21202
Exact official IHOP location page lists Open 24 Hours Monday-Sunday and Dine-In.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
IHOPIHOP — 5525A Baltimore National Pike
5525A Baltimore National Pike
Catonsville, MD 21228
Exact official IHOP page lists Monday-Sunday Open 24 Hours.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
IHOPIHOP — 8696 Liberty Rd
8696 Liberty Rd
Randallstown, MD 21133
Exact official IHOP page lists Monday-Sunday Open 24 Hours.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
Waffle HouseWaffle House #1451
1323 Riverside Pkwy
Belcamp, MD 21017
Official locator identifies the exact restaurant; Waffle House corporate states all locations are open 24/7.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
Waffle HouseWaffle House #1746
1806 Edgewood Rd
Edgewood, MD 21040
Official locator identifies the exact restaurant; Waffle House corporate states all locations are open 24/7.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
Waffle HouseWaffle House #2172
1916 Bel Air Rd
Fallston, MD 21047
Official locator identifies the exact restaurant; Waffle House corporate states all locations are open 24/7.
24-hour dine-in
Dine-In 24/7Breakfast AnytimeBaltimore
Denny'sDenny's — 1995 E Joppa Rd
1995 E Joppa Rd
Baltimore, MD 21234
Exact official Denny's location page lists Open 24 Hours Monday-Sunday and supports dine-in/walk-in restaurant service.
24-hour dine-in and drive-thru
Drive-Thru 24/7Dine-In 24/7Baltimore
McDonald'sMcDonald's — 2840 Greenmount Ave
2840 Greenmount Ave
Baltimore, MD 21218
Official McDonald's exact-location page identifies this restaurant as open 24 hours.