| Locality | Post Code |
|---|---|
| Fujigaoka (大分市) | 870-1147 |
| Fujimigaoka Higashi (大分市) | 870-1176 |
| Fujimigaoka Nishi (大分市) | 870-1177 |
| Fujinodai (大分市) | 870-0957 |
| Fukagawauchi (大分市) | 870-0881 |
| Fukumune (大分市) | 870-1205 |
| Fukura (大分市) | 879-7874 |
| Funaimachi (大分市) | 870-0021 |
| Furugo (大分市) | 870-0844 |
| Furugohigashi (大分市) | 870-0845 |
| Futamatamachi (大分市) | 870-0887 |
| Hada (大分市) | 870-0942 |
| Hagio (大分市) | 879-7883 |
| Hagiwara (大分市) | 870-0921 |
| Hamamachi Higashi (大分市) | 870-0013 |
| Hamamachi Kita (大分市) | 870-0012 |
| Hamanaka (大分市) | 870-0323 |
| Hamanoichi (大分市) | 870-0002 |
| Hanaegawa (大分市) | 870-0243 |
| Hananokizaka (大分市) | 870-1128 |
| Hananomori (大分市) | 870-0880 |
| Hanatakamatsu (大分市) | 870-0915 |
| Hanazono (大分市) | 870-0846 |
| Hanazuru (大分市) | 870-0933 |
| Handadai (大分市) | 870-1110 |
| Handadai Higashi (大分市) | 870-1108 |