| Locality | Post Code |
|---|---|
| Akagimachi Kamimiharada (渋川市) | 379-1125 |
| Akagimachi Katsuhozawa (渋川市) | 379-1122 |
| Akagimachi Kitaakagisan (渋川市) | 379-1111 |
| Akagimachi Kitaueno (渋川市) | 379-1105 |
| Akagimachi Miharada (渋川市) | 379-1126 |
| Akagimachi Minamiakagisan (渋川市) | 379-1113 |
| Akagimachi Mitachi (渋川市) | 379-1123 |
| Akagimachi Miyada (渋川市) | 379-1121 |
| Akagimachi Miyama (渋川市) | 379-1112 |
| Akagimachi Mizoroki (渋川市) | 379-1115 |
| Akagimachi Mochikashiwagi (渋川市) | 379-1116 |
| Akagimachi Nagaiogawada (渋川市) | 379-1102 |
| Akagimachi Sakae (渋川市) | 379-1114 |
| Akagimachi Shikishima (渋川市) | 379-1104 |
| Akagimachi Takizawa (渋川市) | 379-1124 |
| Akagimachi Tanashita (渋川市) | 379-1101 |
| Akagimachi Taru (渋川市) | 379-1127 |
| Akagimachi Tsukuda (渋川市) | 379-1103 |
| Akutsu (渋川市) | 377-0031 |
| Arima (渋川市) | 377-0005 |
| Fukiya (渋川市) | 377-0203 |
| Handa (渋川市) | 377-0004 |
| Hokkitsumachi Akagisan (渋川市) | 377-0051 |
| Hokkitsumachi Bungohassaki (渋川市) | 377-0063 |
| Hokkitsumachi Hakoda (渋川市) | 377-0053 |
| Hokkitsumachi Hassaki (渋川市) | 377-0064 |