| Place | Post Code |
|---|---|
| Boaplay, Duo-Yah | None |
| Duo Gbeah, Duo-Yah | None |
| Flowin, Duo-Yah | None |
| Gayewee, Duo-Yah | None |
| Guinea Camp village, Duo-Yah | None |
| Maoh, Duo-Yah | None |
| New Peelar, Duo-Yah | None |
| Yonyee, Duo-Yah | None |
| All postal codes in Yarpea-Mahn | |
|---|---|
| Duo, Yarpea-Mahn | |
| Duo-Yah, Yarpea-Mahn | |
| Gbayee, Yarpea-Mahn | |
| Gbein, Yarpea-Mahn | |
| Kpayee, Yarpea-Mahn | |