| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Akanuma, Saitama (赤沼) | 350-0321 |
| Postal/ZIP Codes in Hatogaoka, Saitama (鳩ケ丘) | 350-0312 |
| Postal/ZIP Codes in Imajuku, Saitama (今宿) | 350-0322 |
| Postal/ZIP Codes in Ishizaka, Saitama (石坂) | 350-0311 |
| Postal/ZIP Codes in Izui, Saitama (泉井) | 350-0305 |
| Postal/ZIP Codes in Kaedegaoka, Saitama (楓ケ丘) | 350-0314 |
| Postal/ZIP Codes in Koyo, Saitama (小用) | 350-0323 |
| Postal/ZIP Codes in Kumai, Saitama (熊井) | 350-0303 |
| Postal/ZIP Codes in Mamedo, Saitama (大豆戸) | 350-0324 |
| Postal/ZIP Codes in Matsugaoka, Saitama (松ケ丘) | 350-0313 |
| Postal/ZIP Codes in Ohashi, Saitama (大橋) | 350-0302 |
| Postal/ZIP Codes in Okuda, Saitama (奥田) | 350-0301 |
| Postal/ZIP Codes in Others, Saitama (その他) | 350-0300 |
| Postal/ZIP Codes in Sue, Saitama (須江) | 350-0307 |
| Postal/ZIP Codes in Takanokura, Saitama (高野倉) | 350-0304 |
| Postal/ZIP Codes in Takemoto, Saitama (竹本) | 350-0306 |