Newsrestaurants Burger 21 To Open First Restaurant in New Mexico by Katie Lee July 28, 2017 Tampa, Fla. — Burger 21® will expand into New Mexico with the addition of an Albuquerque location set to open this October. The growing brand now has 22 open locations and 15 in development across 11 states. Continue Reading July 28, 2017 0 FacebookTwitterPinterestEmail