🇦🇺 Australia · New South Wales
Newcastle postcodes
Newcastle, New South Wales, has 18 postcodes, from 2289 to 2787. Which one applies depends on the street address.
- Postcodes
- 18
- Population
- 508,437
- State
- New South Wales
- Coordinates
- -32.9295, 151.7801
All Newcastle postcodes
228922902291229222932294229522962297229822992300230223032304230523242787
No code matches.
Includes codes within a few kilometres of the city centre. Data: GeoNames (CC BY 4.0) and zipcodestack.
Nearby cities
Find every code around Newcastle with the radius search.
Frequently asked questions
What is the postcode of Newcastle?
Newcastle has 18 postcodes in New South Wales. The right code depends on the street address; the list on this page shows all of them, starting with 2289.
How many postcodes does Newcastle have?
Our data lists 18 postcodes for Newcastle, Australia. The list includes codes of the city centre and surrounding districts.
How do I find the exact postcode for an address in Newcastle?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any postcode and can search codes by city or by radius.
Postal code API
Newcastle postcodes in your app
zipcodestack looks up, validates and searches postal codes in 149 countries: city, state, coordinates, distances and radius search, as JSON.
/v1/code/city documentation ZIP code API All documentation
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GET https://api.zipcodestack.com/v1/code/city?city=Newcastle&country=au
{
"query": { "city": "Newcastle", "country": "au" },
"results": ["2289", "…"]
}Free postal code tools
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