| Ortschaft | Postleitzahl |
|---|---|
| Akimachi (三次市) | 729-6335 |
| Anagasamachi (三次市) | 728-0004 |
| Aogamachi (三次市) | 728-0024 |
| Ariharamachi (三次市) | 728-0625 |
| Awayamachi (三次市) | 728-0025 |
| Etakawanochimachi (三次市) | 729-6215 |
| Funocho Kamifuno (三次市) | 728-0201 |
| Funocho Shimofuno (三次市) | 728-0202 |
| Funocho Togochi (三次市) | 728-0203 |
| Funocho Yokotani (三次市) | 728-0211 |
| Hatajikimachi (三次市) | 728-0006 |
| Higashikochimachi (三次市) | 728-0003 |
| Higashisakeyamachi (三次市) | 728-0023 |
| Higemachi (三次市) | 728-0026 |
| Ishiharamachi (三次市) | 728-0623 |
| Itoimachi (三次市) | 729-6212 |
| Kamikawatachimachi (三次市) | 729-6334 |
| Kamishiwachimachi (三次市) | 729-6332 |
| Kimitacho Fujikane (三次市) | 728-0403 |
| Kimitacho Higashiirigimi (三次市) | 728-0401 |
| Kimitacho Hitsuta (三次市) | 728-0406 |
| Kimitacho Ishihara (三次市) | 728-0404 |
| Kimitacho Izumiyoshida (三次市) | 728-0405 |
| Kimitacho Moda (三次市) | 728-0407 |
| Kimitacho Nishiirigimi (三次市) | 728-0402 |
| Kinorimachi (三次市) | 729-6204 |