Kollo (gari)
Kollo gari ne, da ke a yankin Tillabéri, a ƙasar Nijar. Shi ne babban birnin sashen Kollo. Bisa ga ƙidayar jama'a a shekarar  dubu biyu da sha daya (2011), jimilar mutane 42 192 ne.

Manazarta

Garuruwan Nijar