Opening hours of Post Office in Wirrulla, South Australia Opening hours of Post Office in Wirrulla, South Australia Home / South Australia / Wirrulla / Post Office Post Office Australia Post LOT 75 Hay Terrace, Wirrulla, South Australia 5661 +61 8 8626 8012 Categories of local businesses in Wirrulla Bank Establishment Finance Food Gas Station Post Office Storage Train station Transit station Travel & Accommodation