| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Suzaka (千曲市) | 389-0811 |
| Postal/ZIP Codes in Togura (千曲市) | 389-0804 |
| Postal/ZIP Codes in Toguraonsen (千曲市) | 389-0807 |
| Postal/ZIP Codes in Uchikawa (千曲市) | 389-0802 |
| Postal/ZIP Codes in Ussawa (千曲市) | 387-0014 |
| Postal/ZIP Codes in Wakamiya (千曲市) | 389-0813 |
| Postal/ZIP Codes in Yashiro (千曲市) | 387-0007 |
| Postal/ZIP Codes in Yawata (千曲市) | 387-0023 |