Postcode 1100
Sydney · Sydney, New South Wales
1100 is the postcode of Sydney in Sydney, New South Wales, Australia.
- Postcode
- 1100
- Local area
- Sydney
- State
- New South Wales
- Country
- Australia
Place with postcode 1100
| Place | Local area | Location |
|---|---|---|
| Sydney | Sydney | -33.868, 151.207 |
Near Sydney
The nearest major city is Sydney, about 0 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode 1100?
Sydney.
Which local area and state is 1100 in?
Sydney, New South Wales, Australia.
What is the nearest major city to 1100?
Sydney, about 0 km away.
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.