| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Chorakuji, Chiba (長楽寺) | 299-4421 |
| Postal/ZIP Codes in Iwai, Chiba (岩井) | 299-4412 |
| Postal/ZIP Codes in Kamiichiba, Chiba (上市場) | 299-4403 |
| Postal/ZIP Codes in Kaminogo, Chiba (上之郷) | 299-4413 |
| Postal/ZIP Codes in Kawashima, Chiba (川島) | 299-4402 |
| Postal/ZIP Codes in Kawasugaya, Chiba (河須ケ谷) | 299-4411 |
| Postal/ZIP Codes in Kitayamada, Chiba (北山田) | 299-4404 |
| Postal/ZIP Codes in Kitayamadaterasakishinden, Chiba (北山田寺崎新田) | 299-4406 |
| Postal/ZIP Codes in Kodaki, Chiba (小滝) | 299-4415 |
| Postal/ZIP Codes in Mori, Chiba (森) | 299-4422 |
| Postal/ZIP Codes in Myorakuji, Chiba (妙楽寺) | 299-4424 |
| Postal/ZIP Codes in Ogami, Chiba (大上) | 299-4423 |
| Postal/ZIP Codes in Others, Chiba (その他) | 299-4400 |
| Postal/ZIP Codes in Oyagi, Chiba (大谷木) | 299-4405 |
| Postal/ZIP Codes in Sanuki, Chiba (佐貫) | 299-4425 |
| Postal/ZIP Codes in Shimonogo, Chiba (下之郷) | 299-4414 |
| Postal/ZIP Codes in Terasaki, Chiba (寺崎) | 299-4401 |