Postcode areas 60XX
- Postcode area 6000
- Postcode area 6001
- Postcode area 6010
- Postcode area 6020
- Postcode area 6030
- Postcode area 6031
- Postcode area 6032
- Postcode area 6040
- Postcode area 6041
- Postcode area 6042
- Postcode area 6043
- Postcode area 6044
- Postcode area 6060
- Postcode area 6061
- Postcode area 6075
- Postcode area 6099