The Royal Street campuses, including The Shop at The Collection and The Café at The Collection
Hours: Tuesday–Saturday, 9:30 a.m.–4:30 p.m.
Sunday, 10:30 a.m.–4:30 p.m. 

The Chartres Street campus, including the Williams Research Center 
Hours: Tuesday–Saturday, 9:30 a.m.–4:30 p.m.

The Historic New Orleans Collection is closed Mondays and the following holidays: New Year's Eve, New Year's Day, Martin Luther King Jr. Day, Mardi Gras days (the Saturday–Tuesday preceding Ash Wednesday), Easter, Memorial Day, Juneteenth, Independence Day, Labor Day, Thanksgiving Day, Christmas Eve, and Christmas Day.