Post Office

At any Post Office in Australia (Australia Post Office hours only)

Billpay Code: 9219

(Please use your twelve digit “Post Billpay Reference No” as the Customer Reference No. The Post Billpay reference number is located in the payment section of letters you may have received. Aternatively, contact ACM on 1800 673 668 and ask our staff for the Post Billpay reference number).