| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Niirone (南陽市) | 999-2231 |
| Postal/ZIP Codes in Nishiochiai (南陽市) | 999-2265 |
| Postal/ZIP Codes in Ogi (南陽市) | 992-0582 |
| Postal/ZIP Codes in Ohashi (南陽市) | 999-2224 |
| Postal/ZIP Codes in Okita (南陽市) | 999-2252 |
| Postal/ZIP Codes in Others (南陽市) | 999-2200 |
| Postal/ZIP Codes in Ringo (南陽市) | 992-0477 |
| Postal/ZIP Codes in Sakai (南陽市) | 999-2256 |
| Postal/ZIP Codes in Sekine (南陽市) | 999-2255 |
| Postal/ZIP Codes in Shimanuki (南陽市) | 999-2244 |
| Postal/ZIP Codes in Shimogi (南陽市) | 992-0583 |
| Postal/ZIP Codes in Shinden (南陽市) | 999-2205 |
| Postal/ZIP Codes in Sunazuka (南陽市) | 992-0476 |
| Postal/ZIP Codes in Takanashi (南陽市) | 999-2251 |
| Postal/ZIP Codes in Takehara (南陽市) | 992-0478 |
| Postal/ZIP Codes in Taro (南陽市) | 992-0584 |
| Postal/ZIP Codes in Tsuyuhashi (南陽市) | 999-2254 |
| Postal/ZIP Codes in Urushiyama (南陽市) | 992-0474 |
| Postal/ZIP Codes in Wada (南陽市) | 992-0479 |
| Postal/ZIP Codes in Wakasagoya (南陽市) | 999-2262 |
| Postal/ZIP Codes in Wano (南陽市) | 999-2233 |