| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Fujikura, Saitama (藤倉) | 368-0114 |
| Postal/ZIP Codes in Hannya, Saitama (般若) | 368-0103 |
| Postal/ZIP Codes in Hio, Saitama (日尾) | 368-0115 |
| Postal/ZIP Codes in Iida, Saitama (飯田) | 368-0111 |
| Postal/ZIP Codes in Izusawa, Saitama (伊豆沢) | 368-0104 |
| Postal/ZIP Codes in Kawarasawa, Saitama (河原沢) | 368-0113 |
| Postal/ZIP Codes in Nagaru, Saitama (長留) | 368-0102 |
| Postal/ZIP Codes in Ogano, Saitama (小鹿野) | 368-0105 |
| Postal/ZIP Codes in Others, Saitama (その他) | 368-0100 |
| Postal/ZIP Codes in Ryokamikomori, Saitama (両神小森) | 368-0202 |
| Postal/ZIP Codes in Ryokamisusuki, Saitama (両神薄) | 368-0201 |
| Postal/ZIP Codes in Sanyama, Saitama (三山) | 368-0112 |
| Postal/ZIP Codes in Shimogano, Saitama (下小鹿野) | 368-0101 |