Farragut Square (17th and I sts., NW), where you'll find Crepes Parfait, Caribbean Cafe, BBQ Bus, Lemongrass Truck, Big Cheese, Phillies Phamous, Basil Thyme (nearby at 20th and L), Hula Girl, and Halal Grill.
L'Enfant (Sixth St. and Maryland Ave., SW), where you'll find Fojol Bros. (Volathai), Fire & Rice, Chatpat Truck, El Floridano, DC Empanadas, Salsa Room Empanadas, DC Doner, Tokyo in the City, Mayur Kabob House, and Halal Grill.Halal Grill, Hot Wheels, Carnivore BBQ, and Cajunators.
Northern Virginia, where you'll find Hardy's BBQ (Tysons Corner), Lime Tree (Ballston), Bada Bing (Courthouse), Seoul Food (Courthouse), Seoul Food (Rosslyn), and District Taco (Courthouse and Crystal City).
State Department (around 21st St. and Virginia Ave., NW), where you'll find Rolling Ficelle.
Union Station (North Capitol St. and Massachusetts Ave., NE), where you'll find Pepe, Captain Cookie, Borinquen Lunchbox, Cirque Cuisine, Stix, Tops American Food, Ooh Dat Chicken, and Rolling Ficelle.