| Locality | Post Code |
|---|---|
| Fortification, Southland | 9891 |
| Fortrose, Southland | 9875 |
| Freshford, Southland | 9777 |
| Garston, Southland | 9793 |
| Gladfield, Southland | 9683 |
| Glencoe, Southland | 9872 |
| Glenham, Southland | 9891, 9892 |
| Glenure, Southland | 9776, 9779 |
| Gorge Road, Southland | 9875, 9893 |
| Gowan Hill, Southland | 9689 |
| Gropers Bush, Southland | 9683, 9883 |
| Grove Burn, Southland | 9691 |
| Grove Bush, Southland | 9872, 9876 |
| Gummies Bush, Southland | 9883 |
| Haast, Southland | 9679 |
| Haldane, Southland | 9884 |
| Hamilton Burn, Southland | 9792 |
| Happy Valley, Southland | 9691 |
| Hazletts, Southland | 9683 |
| Heddon Bush, Southland | 9783 |
| Hedgehope, Southland | 9872 |
| Hillside, Southland | 9672 |
| Hokonui, Southland | 9782 |
| Invercargill, Southland | 9871, 9872, 9874, 9876, 9877, … |
| Irthing, Southland | 9793 |
| Isla Bank, Southland | 9683, 9874 |
| Southland Postal Codes | |
|---|---|
| Southland | Invercargill |
| Gore | |