late night and 24-hour restaurants?
Below I will maintain a list as it grows...
Fuel & Fuddle (Oakland till 2:00am)
Hemingway's (Oakland till 2:00am)
Mad Mex (Oakland till 2:00am)
The Original Hot Dog Shop (Oakland till 4:00am)
Primanti Brothers (South Side till 2:00am, Strip District 24hrs)
DeLuca's (Strip District overnight "trucker hours")
Tom's Diner (South Side 24hrs)
Eat 'n Park (Squirrel Hill, Banksville, and Waterfront 24hrs)
Ritter's Diner (Shadyside 24hrs)
Steak 'n Shake (Waterfront 24hrs)
...ultimately, I may create a Google Map from this, which I'll be happy to share!