Oyama City Hall
| Municipality | Address | Phone・Fax |
| Oyama City Hall [HP] | 1-1-1 Chuocho, Oyama Shi, Tochigi 323-8686 | Phone:0285-23-1111 Fax:0285-22-8972 |
| Municipality | Address | Phone・Fax |
| Oyama City Hall [HP] | 1-1-1 Chuocho, Oyama Shi, Tochigi 323-8686 | Phone:0285-23-1111 Fax:0285-22-8972 |
| Hokaido | |
|---|---|
| Tohoku | |
| Kanto | |
| Koshinetsu, Hokuriku | |
| Chubu | |
| Kinki | |
| Chugoku | |
| Shikoku | |
| Kyusyu | |
| Okinawa |