| Place | Post Code |
|---|---|
| Ferguson, Half Graway | None |
| Half Graway, Half Graway | None |
| King Budu, Half Graway | None |
| Spring Hill, Half Graway | None |
| All postal codes in Harper | |
|---|---|
| Big Town, Harper | |
| Cavalla, Harper | |
| Fish Town, Harper | |
| Half Graway, Harper | |
| Harper, Harper | |
| Rock Town, Harper | |
| Whole Graway, Harper | |