I
- (Tomioka-shi) Ichinomiya
- (Shibukawa-shi) Ikahomachi-mizusawa
- (Ōra-gun) Ishiuchi
- (Maebashi Shi) Ichinosekimachi
- (Fujioka Shi) Inume
- (Fujioka Shi) Inuzuka
- (Fujioka Shi) Inoda
- (Tomioka-shi) Iwasome
- (Annaka Shi) Itagasawa
- (Takasaki Shi) Inoge
- (Takasaki Shi) Ishigami
- (Tone-gun) Ishikura
- (Isesaki Shi) Ichibachō
- (Agatsuma-gun) Ichishiro
- (Shibukawa-shi) Ikahomachi-ikaho
- (Agatsuma-gun) Imai
- (Agatsuma-gun) Isemachi
- (Agatsuma-gun) Ishizu
- (Annaka Shi) Itahana
- (Kanra-gun) Iwado
- (Takasaki Shi) Iwahanamachi
- (Midori Shi) Iwajuku
- (Agatsuma-gun) Iwamoto
- (Numata Shi) Iwamotomachi
- (Agatsuma-gun) Iwashita