| Locality | Post Code |
|---|---|
| Ikawacho Satogawa (三好市) | 779-4807 |
| Ikawacho Shima (三好市) | 779-4803 |
| Ikawacho Shimmachi (三好市) | 779-4801 |
| Ikawacho Takumida (三好市) | 779-4803 |
| Ikawacho Tanaka (三好市) | 779-4803 |
| Ikawacho Tsuji (三好市) | 779-4801 |
| Ikawacho Yoshioka (三好市) | 779-4803 |
| Ikedacho Hakuchi (三好市) | 778-5251 |
| Ikedacho Hayashi (三好市) | 778-0011 |
| Ikedacho Ikeminami (三好市) | 778-0012 |
| Ikedacho Itano (三好市) | 778-0014 |
| Ikedacho Kawasaki (三好市) | 779-5166 |
| Ikedacho Kuyauji (三好市) | 778-0008 |
| Ikedacho Machi (三好市) | 778-0002 |
| Ikedacho Matsuo (三好市) | 778-0165, 779-5165 |
| Ikedacho Nakanishi (三好市) | 779-5161 |
| Ikedacho Nakatsugawa (三好市) | 779-5163 |
| Ikedacho Nishiyama (三好市) | 778-0040, 778-0031, 778-0032 |
| Ikedacho Ori (三好市) | 779-5164 |
| Ikedacho Sano (三好市) | 778-5253 |
| Ikedacho Sarada (三好市) | 778-0003 |
| Ikedacho Shima (三好市) | 778-0005 |
| Ikedacho Shimmachi (三好市) | 778-0004 |
| Ikedacho Shinyama (三好市) | 778-0013 |
| Ikedacho Shitsukawa (三好市) | 779-5162 |
| Ikedacho Shuzu (三好市) | 778-0020 |