Postcode 3237 This postcode covers more than one locality. Which one are you after? Aire Valley Victoria LGA: Colac Otway Beech Forest Victoria LGA: Colac Otway Gellibrand Lower Victoria LGA: Corangamite Weeaproinah Victoria LGA: Colac Otway Wyelangta Victoria LGA: Colac Otway Yuulong Victoria LGA: Colac Otway