| Place | Post Code |
|---|---|
| Miami, Koya Rural | None |
| Modukkor, Koya Rural | None |
| Mokabi, Koya Rural | None |
| Newton, Koya Rural | None |
| Nine Miles, Koya Rural | None |
| Old Songo, Koya Rural | None |
| Piri Town, Koya Rural | None |
| Plain Town, Koya Rural | None |
| Ro-bunga, Koya Rural | None |
| Ro-gberri, Koya Rural | None |
| Ro-kundu, Koya Rural | None |
| Salt Pan, Koya Rural | None |
| Sherbro Town, Koya Rural | None |
| Songo, Koya Rural | None |
| Taylor Town, Koya Rural | None |
| Torrugehun, Koya Rural | None |
| Tuicotte, Koya Rural | None |
| Yamba Town, Koya Rural | None |
| Yandahu, Koya Rural | None |
| All postal codes in Western Rural | |
|---|---|
| Koya Rural, Western Rural | |
| Mountain Rural, Western Rural | |
| Waterloo Rural, Western Rural | |
| York Rural, Western Rural | |