LongHorn Steakhouse adresses in Waterloo‚ IA Home Work hours LongHorn Steakhouse hours Iowa Waterloo AddressPhoneMap1425 E San Marnan Dr Waterloo(319) 235-4336 You May Like KFC hoursMcDonald's hoursDomino's Pizza hoursIHOP hoursPerkins Restaurant & Bakery hoursGodfather's Pizza hoursPeople Are Reading