Bada Bing DC: North Stuart Street, off Welburn Square, Ballston.
BBQ Bandidos: Lynn Street off Welburn Square, Rosslyn.
Big Cheese Truck: First stop: Lynn Street, Rosslyn, from 11:30 to 1; Second stop: National Geographic (17th and M sts., NW) from 2 to 4.
Cap Mac: 20th and L streets, Northwest ,with special reuben mac with pastrami, sauerkraut, and rye crumbs; and goat-cheese mac with broccoli.
Carnivore BBQ: George Washington University (roughly G or H sts. between 20th and 22nd sts., NW).
Curbside Cupcakes: Pinky One: First stop: Howard University (Seventh and Bryan sts., NW); Second stop: 15th and M streets, Northwest; Third stop: Franklin Square (13th and K sts., NW); Fourth stop: George Washington University (22nd and H sts, NW). Pinky Two: First stop: 14th and G streets, Northwest; Second stop: Pentagon City Metro (12th and S. Hayes sts., Arlington); Third stop: Crystal City Metro (18th and S. Bell sts., Arlington).
DC Empanadas: Chinatown (Seventh and G sts., NW) with shredded beef, jerk chicken, barbecue pork, and spinach-feta empanadas, cookie sandwiches, and more.
DC Pie Truck: Penn Quarter (roughly Seventh and D sts., NW).
DC Slices: Metro Center (12th and F sts., NW).
District Taco: North Lynn Street and Wilson Boulevard, Rosslyn.
Doug the Food Dude: North Lynn Street, Rosslyn, with Hershey's ice cream and more.
Eat Wonky: American University (roughly Nebraska and Massachusetts aves., NW).
El Floridano: Metro Center (12th and G sts., NW) with jicama-pineapple chopped salad with Key-lime-and-thyme vinaigrette and more.
Fojol Bros.: L'Enfant (Seventh St. and Maryland Ave., SW).
Maple Ave Express: First stop: Greensboro and Solutions drives, Tysons Corner, until 12:30; Second stop: 7900 Westpark Drive (at Jones Branch Dr., Tysons Corner) with pulled-pork sliders, bulgogi pita wrap, Buffalo wings, beer-battered fries, chocolate dumplings, and more.
Pedro and Vinny's: 15th and K streets, Northwest.
Pi Truck DC: L'Enfant (Seventh St. and Maryland Ave., SW).
Pleasant Pops: First stop: 24th and M streets, Northwest; Second stop: Foggy Bottom farmers market (24th and I sts., NW) from 3 to 7.
Porc Mobile: L'Enfant (Seventh St. and Maryland Ave., SW) with pulled pork, sloppy joes, and pastrami.
Red Hook Lobster Truck: NoMa (First and N sts., NE) with lobster rolls, clam chowder, and whoopie pies, but no shrimp rolls.
Sabor'a Street: 21st Street and Virginia Avenue, Northwest.
Sâuçá: Magellan: 22nd and H streets, Northwest; Marco Polo: Metro Center (12th and G sts., NW) Pangea: One Massachusetts Avenue (at N. Capitol St., NW); Saucalito: Navy Yard/DOT (M St. and New Jersey Ave., SE).
Sidewalk Sweets: First stop: First and E streets, Northwest; Second stop: 600 Indiana Avenue (at D St., NW); Third stop: Chinatown (Seventh and G sts., NW).
Sol Mexican Grill: Navy Yard/DOT (M St. and New Jersey Ave., SE).
Sweet Bites Truck: L'Enfant (Seventh St. and Maryland Ave., SW) with new salted-caramel cupcakes and more.
Taco Carrito: 900 North Stuart Street (at Ninth St., Arlington) with slow-cooked shredded-beef barbacoa and more.
Takorean: Farragut Square (17th and K sts., NW).
Tasty Kabob: 1525 Wilson Boulevard, Arlington, and 1735 Lynne Street, Arlington, both with meatball kebab special.
Top Dog Truck: Park Run Drive (at Jones Branch Dr.), Tysons Corner.
Yellow Vendor: 12th and F streets, Northwest.
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