Iwate Prefecture can be divided into six regions according to its geographical location, namely, Baguoping region, northern region, central region, southern region, northern land coastal region and land coastal region of Morioka Prefecture.

List of towns and villages in Iwate Prefecture:

City Department: Morioka City, Miyako City, Ofunato City, Han Juan City, Kitami City, Jiuci City, Yuanye City, Guan Yi City, Takada City, Kamaishi City, Erhu City, Baganping City and Australia City.

Iwate Prefecture: Kishi-CHO, Gejuan-CHO, Iwate-CHO and Takizawa Village.

Zibo County: Zibo Town and Jinya Town.

Wakamachi: Xihe Wakamachi

Danzawa Prefecture: Kanazaki-CHO

Xipanjing County: Hiraizumi-CHO

Gifu Prefecture: Sumida-CHO

Shangxiaguan County: Otmachi

Shimonoseki Prefecture: Yamada-machi, Iwakuni-machi, Tanomura and Pukun Village.

Jiuhu County: Shangmianmachi, Noda Village, Jiuhu Village and Yoko Town.

Erhu County: Yihu Town