Postcode 5601 This postcode covers more than one locality. Which one are you after? False Bay South Australia LGA: Unincorporated SA Douglas Point South Australia LGA: Whyalla Iron Knob South Australia LGA: Unincorporated SA Point Lowly South Australia LGA: Whyalla Port Bonython South Australia LGA: Whyalla Whyalla Barson South Australia LGA: Whyalla