| Locality | Post Code |
|---|---|
| Aota (本宮市) | 969-1107 |
| Arai (本宮市) | 969-1104 |
| Inazawa (本宮市) | 969-1201 |
| Iwane (本宮市) | 969-1106 |
| Matsuzawa (本宮市) | 969-1202 |
| Motomiya Akasaka (本宮市) | 969-1176 |
| Motomiya Amaga (本宮市) | 969-1158 |
| Motomiya Aramachi (本宮市) | 969-1125 |
| Motomiya Baba (本宮市) | 969-1126 |
| Motomiya Bansei (本宮市) | 969-1149 |
| Motomiya Benten (本宮市) | 969-1116 |
| Motomiya Boyashiki (本宮市) | 969-1113 |
| Motomiya Butai (本宮市) | 969-1155 |
| Motomiya Chiyoda (本宮市) | 969-1151 |
| Motomiya Daimachi (本宮市) | 969-1122 |
| Motomiya Doyashiki (本宮市) | 969-1167 |
| Motomiya Gakeshita (本宮市) | 969-1161 |
| Motomiya Hanamachi (本宮市) | 969-1147 |
| Motomiya Hibarita (本宮市) | 969-1155 |
| Motomiya Higashimachi (本宮市) | 969-1123 |
| Motomiya Higashimachiura (本宮市) | 969-1123 |
| Motomiya Hirai (本宮市) | 969-1158 |
| Motomiya Hiromachi (本宮市) | 969-1159 |
| Motomiya Hiruta (本宮市) | 969-1135 |
| Motomiya Hitotsuya (本宮市) | 969-1168 |
| Motomiya Hokkiri (本宮市) | 969-1108 |