| Place | Post Code |
|---|---|
| 島 (Shima, Chiba) | 289-2243 |
| 染井 (Somei, Chiba) | 289-2242 |
| 高津原 (Takatsuhara, Chiba) | 289-2304 |
| 多古 (Tako, Chiba) | 289-2241 |
| 寺作 (Terasaku, Chiba) | 289-2316 |
| 東輝 (Toki, Chiba) | 289-2254 |
| 十余三 (Toyomi, Chiba) | 289-2306 |
| 次浦 (Tsugiura, Chiba) | 289-2313 |
| 牛尾 (Ushino, Chiba) | 289-2245 |
| Postal Codes in Katori | |
|---|---|
| Kozaki (神崎町) | |
| Tako (多古町) | |
| Tonosho (東庄町) | |