Australia Post Postage Calculator

It calls Australia Post's official Postage Assessment Calculation (PAC) API in real time, so prices reflect current published domestic rates for the postcodes, weight and dimensions you enter. Final charges are confirmed at lodgement and exclude optional extras like extra cover or signature on delivery.

Parcel Post is the standard, lower-cost service and typically takes 2–8 business days depending on distance. Express Post is the fastest option and aims for next-business-day delivery within the Express Post network. The calculator shows live prices for both so you can weigh cost against speed.

Australia Post prices parcels on both actual weight and size (cubic/volumetric weight). Larger, lighter parcels can be charged on their volume, so entering length, width and height gives you an accurate quote rather than a weight-only estimate.

Yes. Many Australian sellers use it to work out real freight costs before setting shipping fees or quoting a customer. Enter the origin and destination postcodes with your typical parcel size to see what each service will cost.