| Locality | Post Code |
|---|---|
| Motomiya Teppomachi (本宮市) | 969-1127 |
| Motomiya Toinokuchi (本宮市) | 969-1171 |
| Motomiya Tomigamine (本宮市) | 969-1109 |
| Motomiya Tosaki (本宮市) | 969-1164 |
| Motomiya Tsuchidoi (本宮市) | 969-1135 |
| Motomiya Yamada (本宮市) | 969-1143 |
| Motomiya Yanaginochi (本宮市) | 969-1119 |
| Motomiya Yarai (本宮市) | 969-1129 |
| Motomiya Yoshigairi (本宮市) | 969-1145 |
| Nagaya (本宮市) | 969-1206 |
| Niita (本宮市) | 969-1103 |
| Nukazawa (本宮市) | 969-1204 |
| Others (本宮市) | 969-1100 |
| Sekishita (本宮市) | 969-1105 |
| Shiraiwa (本宮市) | 969-1203 |
| Takagi (本宮市) | 969-1101 |
| Wada (本宮市) | 969-1205 |