| Locality | Postal Code |
|---|---|
| Kisacho Chiwa (三次市) | 729-4201 |
| Kisacho Hinoki (三次市) | 729-4227 |
| Kisacho Kaidahara (三次市) | 729-4205 |
| Kisacho Kamiyasuda (三次市) | 729-4202 |
| Kisacho Kisa (三次市) | 729-4211 |
| Kisacho Kisakawanochi (三次市) | 729-4226 |
| Kisacho Kiyotsuna (三次市) | 729-4221 |
| Kisacho Maruda (三次市) | 729-4222 |
| Kisacho Mitama (三次市) | 729-4204 |
| Kisacho Shikiji (三次市) | 729-4207 |
| Kisacho Tokuichi (三次市) | 729-4225 |
| Kisacho Tsuji (三次市) | 729-4224 |
| Kisacho Uzui (三次市) | 729-4223 |
| Kisacho Yai (三次市) | 729-4206 |
| Kisacho Yanochi (三次市) | 729-4208 |
| Kisacho Yasuda (三次市) | 729-4203 |
| Kodakomachi (三次市) | 729-6216 |
| Konucho Arida (三次市) | 729-4106 |
| Konucho Fukuda (三次市) | 729-4111 |
| Konucho Hichi (三次市) | 729-4103 |
| Konucho Hongo (三次市) | 729-4101 |
| Konucho Kajita (三次市) | 729-4105 |
| Konucho Nishino (三次市) | 729-4102 |
| Konucho Nukuyu (三次市) | 729-4112 |
| Konucho Taromaru (三次市) | 729-4113 |
| Konucho Uga (三次市) | 729-4104 |