Mount Barker Local area Postcodes
South Australia, Australia · 5 codes
Mount Barker Local area in South Australia has 5 postcodes, from 5155 to 5251, serving 13 places.
Postcodes in Mount Barker
Frequently asked questions
What is the postcode of Mount Barker?
Mount Barker has 5 postcodes, from 5155 to 5251. The table lists the places each one serves.
How many places are listed in Mount Barker Local area?
13 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.