| Place | Postal Code |
|---|---|
| 花咲 (Hanasaku, Gunma) | 378-0408 |
| 針山 (Hariyama, Gunma) | 378-0409 |
| 幡谷 (Hataya, Gunma) | 378-0407 |
| 東小川 (Higashiogawa, Gunma) | 378-0414 |
| 鎌田 (Kamada, Gunma) | 378-0415 |
| 越本 (Koshimoto, Gunma) | 378-0413 |
| 御座入 (Mizanori, Gunma) | 378-0402 |
| その他 (Others, Gunma) | 378-0400 |
| 下平 (Shimodaira, Gunma) | 378-0405 |
| 菅沼 (Suganuma, Gunma) | 378-0403 |
| 須賀川 (Sukagawa, Gunma) | 378-0401 |
| 摺淵 (Surubuchi, Gunma) | 378-0406 |
| 戸倉 (Tokura, Gunma) | 378-0411 |
| 土出 (Tsuchiide, Gunma) | 378-0412 |
| 築地 (Tsuiji, Gunma) | 378-0404 |
| Postal Codes in Tone | |
|---|---|
| Minakami (みなかみ町) | |
| Katashina (片品村) | |
| Kawaba (川場村) | |
| Showa (昭和村) | |