| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Nyuno, Wakayama (入野) | 649-1321 |
| Postal/ZIP Codes in Oiboshi, Wakayama (老星) | 644-1162 |
| Postal/ZIP Codes in Omata, Wakayama (大又) | 644-1163 |
| Postal/ZIP Codes in Others, Wakayama (その他) | 649-1300 |
| Postal/ZIP Codes in Sai, Wakayama (佐井) | 644-1164 |
| Postal/ZIP Codes in Sakanogawa, Wakayama (坂野川) | 644-1161 |
| Postal/ZIP Codes in Sanya, Wakayama (山野) | 649-1441 |
| Postal/ZIP Codes in Senzugawa, Wakayama (千津川) | 649-1332 |
| Postal/ZIP Codes in Shimotahara, Wakayama (下田原) | 644-1142 |
| Postal/ZIP Codes in Sogawa, Wakayama (寒川) | 644-1221, 645-0551 |
| Postal/ZIP Codes in Tajiri, Wakayama (田尻) | 644-1151 |
| Postal/ZIP Codes in Takatsuo, Wakayama (高津尾) | 644-1122 |
| Postal/ZIP Codes in Takatsuogawa, Wakayama (高津尾川) | 644-1123 |
| Postal/ZIP Codes in Takigashira, Wakayama (滝頭) | 644-1241 |
| Postal/ZIP Codes in Tonogawa, Wakayama (藤野川) | 644-1101 |
| Postal/ZIP Codes in Ubuyugawa, Wakayama (初湯川) | 644-1231 |
| Postal/ZIP Codes in Wakano, Wakayama (若野) | 649-1322 |
| Postal/ZIP Codes in Wasa, Wakayama (和佐) | 649-1443 |