Cosi is a Sandwiches restaurant located in Ballston area in Arlington, VA 22203.
- Neighborhood: Ballston
- Cuisines: Sandwiches
- Minimum Delivery:
- Features: Kid Friendly, Open Late, Accepts Credit Cards
- Business Hours: Mon-Thu: 7am-10pm,Fri: 7am-12am,Sat: 8am-12am,Sun: 8am-10pm
- Note:
- Services: Breakfast, Lunch, Dinner