# Understanding Australian Postcodes and Shipping Zones

Learn how Australian postcodes map to cities and suburbs and which zone applies for shipping and fulfillment.

June 15, 2026

Australian postcodes are four-digit numbers used to identify specific suburbs, cities, and regions. In shipping and fulfillment, these postcodes help determine service coverage, delivery routing, and zone-based pricing.

This article lists common Australian postcodes by state, shows the primary locations they cover, and notes the corresponding zone number used for fulfillment and shipping purposes.

# **AU Post only (Priority)**

View [AU Post Only (Priority)](https://docs.google.com/spreadsheets/d/1HjVP0LlJqEAXUTl3iFTQ1U84mlkStezA/edit?gid=1862554894#gid=1862554894) to see the full list.

# **AU Post and others**

View [AU Post and others](https://docs.google.com/spreadsheets/d/1HjVP0LlJqEAXUTl3iFTQ1U84mlkStezA/edit?gid=799314866#gid=799314866) to see the full list.