Opening hours of Post Office in Wanbi, South Australia Opening hours of Post Office in Wanbi, South Australia Home / South Australia / Wanbi / Post Office Post Office Australia Post Wanbi CPA Lot 24 Hummel St, Wanbi SA 5310, Australia, Wanbi, South Australia 5310 +61 8 8587 4184 Categories of local businesses in Wanbi Post Office