Postal codes in Koganei-shi, Tokyo
東京都小金井市 — 11 postal codes. General code: 184-0000. Local government code 13210.
Address example
1-2-3 Kajinocho, Koganei-shi, Tokyo 184-0002, Japan
〒184-0002 東京都小金井市梶野町1-2-3
Replace 1-2-3 with the chome-ban-go (block and lot) number, and add the building and room number before it.
| Postal code | Town / English address |
|---|---|
| 184-0000 | (any other address in this municipality) （下に掲載がない場合） Koganei-shi, Tokyo 184-0000, Japan |
| 184-0002 | Kajinocho 梶野町 Kajinocho, Koganei-shi, Tokyo 184-0002, Japan |
| 184-0005 | Sakuracho 桜町 Sakuracho, Koganei-shi, Tokyo 184-0005, Japan |
| 184-0001 | Sekinocho 関野町 Sekinocho, Koganei-shi, Tokyo 184-0001, Japan |
| 184-0012 | Nakacho 中町 Nakacho, Koganei-shi, Tokyo 184-0012, Japan |
| 184-0014 | Nukuiminamicho 貫井南町 Nukuiminamicho, Koganei-shi, Tokyo 184-0014, Japan |
| 184-0015 | Nukuikitamachi 貫井北町 Nukuikitamachi, Koganei-shi, Tokyo 184-0015, Japan |
| 184-0011 | Higashicho 東町 Higashicho, Koganei-shi, Tokyo 184-0011, Japan |
| 184-0004 | Honcho 本町 Honcho, Koganei-shi, Tokyo 184-0004, Japan |
| 184-0013 | Maeharacho 前原町 Maeharacho, Koganei-shi, Tokyo 184-0013, Japan |
| 184-0003 | Midoricho 緑町 Midoricho, Koganei-shi, Tokyo 184-0003, Japan |
Source: Japan Post postal code data (UTF-8 edition, updated Aug 31, 2026) and romanized edition (KEN_ALL_ROME, June 2025). Japan Post does not claim copyright on postal code data and allows free redistribution. Romaji follows Japan Post (long vowels are not marked). * = romanized by this site from the kana reading because the town is not yet in the romanized edition.