Contact Us
Closed Dec 23 - Jan 1;
Normal hours: Mon - Fri: 8 - 12:30 and 1:30 - 5 p.m.;
Sat (Fall/Spring): 10 a.m. - 2 p.m.;
Sat (Summer): Closed;
Sun: Closed;
Locker access for packages (with AU ID card):
7 a.m. - 7 p.m. (8 p.m. in summer), 7 days a week
Letts Hall Lower Level, Room LL1 on a map
Mail Services 4400 Massachusetts Avenue NW Washington, DC 20016 United States