Sonic Drive-In Address: 511 E Broadway St, Hollis, OK 73550 Phone: (580) 688-9330 Cuisine: American - Contemporary, Burgers Restaurants, American, Burgers Other Businesses: Harmon County Abstract at 202 W Broadway St, Hollis, OK 73550 Cummins, David L at 215 N 2nd St, Hollis, OK 73550 Jc's Grille at 506 E Broadway St, Hollis, OK 73550