Does this Sonic have Root Beer? Usually, yes. It's on Sonic's usual fountain lineup, but nobody has checked this location yet.
Usually on the fountain at Sonic (not checked at this location yet): Dr Pepper, Root Beer, Sprite, Coca-Cola, Diet Coke, Coke Zero, Lemonade, Iced Tea.
Address: 1310 West McDermott Drive, Allen, TX
Hours: Mon–Fri 7am–midnight; Sat midnight–1am, 8am–midnight; Sun midnight–1am, 9am–midnight