| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Wolha-Dong, Yeosu (월하동) | 59611, 59616, 59631 |
| Postal/ZIP Codes in Wollae-Dong, Yeosu (월내동) | 59614 |
| Postal/ZIP Codes in Yeocheon-Dong, Yeosu (여천동) | 59631, 59633, 59635 |
| Postal/ZIP Codes in Yeondeung-Dong, Yeosu (연등동) | 59718, 59722, 59727, 59728, 59729 |
| Postal/ZIP Codes in Yeoseo-Dong, Yeosu (여서동) | 59705, 59706, 59707, 59708, 59709, … |
| Postal/ZIP Codes in Yulchon-myeon, Yeosu (율촌면) | 57765, 59600, 59601, 59602, 59603, … |