| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Fukushima, Chiba (福島) | 299-4204 |
| Postal/ZIP Codes in Furutokoro, Chiba (古所) | 299-4212 |
| Postal/ZIP Codes in Goi, Chiba (五井) | 299-4211 |
| Postal/ZIP Codes in Hamashuku, Chiba (浜宿) | 299-4201 |
| Postal/ZIP Codes in Hatsuto, Chiba (八斗) | 299-4213 |
| Postal/ZIP Codes in Kitadakane, Chiba (北高根) | 299-4217 |
| Postal/ZIP Codes in Kitahinata, Chiba (北日当) | 299-4206 |
| Postal/ZIP Codes in Koji, Chiba (幸治) | 299-4216 |
| Postal/ZIP Codes in Minamihinata, Chiba (南日当) | 299-4205 |
| Postal/ZIP Codes in Nakazato, Chiba (中里) | 299-4215 |
| Postal/ZIP Codes in Odoroki, Chiba (驚) | 299-4214 |
| Postal/ZIP Codes in Others, Chiba (その他) | 299-4200 |
| Postal/ZIP Codes in Seki, Chiba (関) | 299-4218 |
| Postal/ZIP Codes in Sorigane, Chiba (剃金) | 299-4203 |
| Postal/ZIP Codes in Ushigome, Chiba (牛込) | 299-4202 |