Cosi is a Sandwiches restaurant located in Ballston area in Arlington, VA 22201.
- Neighborhood: Ballston
- Cuisines: Sandwiches
- Minimum Delivery:
- Features: Kid Friendly, Outdoor Dining, Wifi, Wheelchair Friendly, Accepts Credit Cards, Take Out
- Business Hours: Mon-Fri: 6:30am-10pm,Sat: 7:30am-10pm,Sun: 7:30am-9pm
- Note:
- Services: Breakfast, Lunch, Dinner