Postcode areas 67XX
- Postcode area 6700
- Postcode area 6704
- Postcode area 6706
- Postcode area 6717
- Postcode area 6720
- Postcode area 6721
- Postcode area 6723
- Postcode area 6724
- Postcode area 6730
- Postcode area 6740
- Postcode area 6741
- Postcode area 6742
- Postcode area 6743
- Postcode area 6747
- Postcode area 6750
- Postcode area 6760
- Postcode area 6761
- Postcode area 6762
- Postcode area 6767
- Postcode area 6769
- Postcode area 6780
- Postcode area 6781
- Postcode area 6782
- Postcode area 6790
- Postcode area 6791
- Postcode area 6792