Long John Silver's Address: 3220 E 80th Ave, Merrillville, IN 46410 Phone: (219) 947-7744 Cuisine: Seafood Restaurants, Foods-Carry Out, Seafood, Long John Silver's Other Businesses: KFC at 3220 E 80th Ave, Merrillville, IN 46410 Red Robin at 2465 Southlake Mall, Merrillville, IN 46410 McDonald's at 2936 E 79th Ave, Merrillville, IN 46410 Buffalo Wild Wings at 2515 Southlake Mall, Merrillville, IN 46410 KFC at 3220 E 80th Ave, Merrillville, IN 46410