Eat Wonky: Metro Center (12th and G sts., NW) with banana whoopie pies and more.
El Floridano: Federal Center (Third and D sts., SW)
Fojol Bros.: 20th Street and Virginia Avenue, Northwest.
Pedro and Vinny's: 15th and K streets, Northwest.
Porc Mobile: Franklin Square (13th and K sts., NW)
Red Hook Lobster Truck: 19th and L streets, Northwest, with lobster rolls, chowder, and cider.
Sâuçá: Pangea will be at 17th and K streets, Northwest; Saucalito will be at Fourth and E streets, Southwest; and Marco Polo will be at 19th and North Lynn streets, Arlington (Rosslyn).
Sidewalk Sweets: First stop: Fourth and M streets, Southwest; Second stop: Federal Center (Third and D sts., SW); Third stop: L'Enfant Promenade (at D st., SW).
Sweet Bites Truck: First stop: One Massachusetts Avenue (at North Capitol St., NW); Second stop: First and H streets, Northeast.
Taco Carrito: 900 North Stuart Street (between N. Ninth St. and Wilson Blvd.), Arlington, from 11:30 to 1:30.
Takorean: George Washington University/Foggy Bottom (exact location TBA).
Tasty Kabob: Cart 1: 1200 South Hayes Street (at S. 12th st., Arlington); Cart 2: 1525 Wilson Boulevard (next to Safeway and Lynne st., Arlington) from 11 to 3.
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Yellow Vendor: 12th and F streets, Northwest