| Locality | Postal Code |
|---|---|
| Nasubigawa (中津川市) | 509-9132 |
| Nishimiyamachi (中津川市) | 508-0042 |
| Ochiai (中津川市) | 508-0006 |
| Ogawacho (中津川市) | 508-0023 |
| Otamachi (中津川市) | 508-0033 |
| Others (中津川市) | 508-0000 |
| Sakaemachi (中津川市) | 508-0032 |
| Sakashita (中津川市) | 509-9232 |
| Sendambayashi (中津川市) | 509-9131 |
| Seto (中津川市) | 508-0111 |
| Shimmachi (中津川市) | 508-0038 |
| Shimono (中津川市) | 508-0202 |
| Showamachi (中津川市) | 508-0044 |
| Takayama (中津川市) | 508-0204 |
| Tase (中津川市) | 508-0201 |
| Tegano (中津川市) | 508-0015 |
| Tsukechicho (中津川市) | 508-0351 |
| Tsushimacho (中津川市) | 508-0012 |
| Ueno (中津川市) | 509-9231 |
| Yamaguchi (中津川市) | 508-0501 |
| Yanagimachi (中津川市) | 508-0013 |
| Yodogawacho (中津川市) | 508-0034 |