| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Iguchi (三鷹市) | 181-0011 |
| Postal/ZIP Codes in Inokashira (三鷹市) | 181-0001 |
| Postal/ZIP Codes in Jindaiji (三鷹市) | 181-0016 |
| Postal/ZIP Codes in Kamirenjaku (三鷹市) | 181-0012 |
| Postal/ZIP Codes in Kitano (三鷹市) | 181-0003 |
| Postal/ZIP Codes in Mure (三鷹市) | 181-0002 |
| Postal/ZIP Codes in Nakahara (三鷹市) | 181-0005 |
| Postal/ZIP Codes in Nozaki (三鷹市) | 181-0014 |
| Postal/ZIP Codes in Osawa (三鷹市) | 181-0015 |
| Postal/ZIP Codes in Others (三鷹市) | 181-0000 |
| Postal/ZIP Codes in Shimorenjaku (三鷹市) | 181-0013 |
| Postal/ZIP Codes in Shinkawa (三鷹市) | 181-0004 |