Regions of Tanzania
- Engare Olmotoni
- Olmotoni
- Ol Molog
- Olmerera
- Oljoro Wells
- Olgos
- Olgimadiu
- Olgedyu
- Olgarwe Shambarai
- Ole
- Ole
- Olduwai Gorge
- Olduwai
- Old Shinyanga Forest Reserve
- Old Shinyanga
- Oldogom
- Old Negezi
- Old Moshi
- Old Kiomboi
- Oldeani
- Oldeani
- Olbobogni
- Ol Balbal Plain
- Olare
- Olando
- Olala
- Okuza Island
- Okuto
- Okambara
- Oka
- Oirata Lembirara
- Oibesh
- Ohakwandali
- Ogur
- Ogundi
- Ofyana
- Ofyana
- Ochuna
- Observation Point
- Observation Hill
- Nzungiro
- Lake Nzuhe
- Nzubuka
- Nzubuka
- Nzomvu
- Nzishiwe
- Nzingwa
- Nzinge
- Nzima
- Nzima
- Nzihi
- Nziga
- Nzera Bay
- Nzera
- Nzeka
- Nzeha River
- Nzege
- Nzega
- Nzega
- Nzega
- Nzebe
- Nzasaulu
- Nzanza
- Nywasho
- Nyuruandanga
- Nyuni Pass
- Nyuni Island
- Nyundo
- Nyumbwi
- Nyumburuni Forest Reserve
- Nyumbenito
- Nyumba ya Mungu Dam
- Nyumba ya Mawe
- Nyumbanitu
- Nyuli Creek
- Nyuli
- Nyranga
- Nyongamiho
- Nyonga Forest Reserve
- Nyonga
- Nyonga
- Nyonga
- Mlima wa Nyoka
- Nynera
- Nyinja
- Nyilabi
- Nyikayetumba Mbuga
- Nyikani
- Nyika
- Nyihara Hills
- Nyihara
- Lake Nyihamara
- Nyigumba
- Nyida
- Nyiboko
- Nyeziangumnani
- Nyera River
- Nyera-Kiperere Forest Reserve
- Nyera
- Nyera
- Nyenje
- Nyekwa
- Nyeke Island
- Nyehunge
- Nyegina Rock
- Nyegina
- Nyegezi
- Nyaruzumbura
- Nyawizu
- Nyawekki
- Nyawegunguru
- Nyawami
- Nyawagaga
- Nyawa
- Nyaviumbu
- Nyaviumbu
- Nyavihondo
- Nyavarwanga
- Nyauwele
- Nyaulambo
- Nyaubulele
- Nyata
- Nyasurura
- Nyasirori
- Nyashimo
- Nyashimbi
- Nyashimba
- Nyashimba
- Nyashano
- Nyasaunga River
- Nyasaunga
- Nyasarara Point
- Nyasambe
- Nyasaka
- Nyasadu
- Nyasa
- Nyasa
- Nyarwiru
- Lake Nyaruwale
- Nyarusange
- Nyarurundi
- Nyaruonga
- Nyarumbugu
- Nyarugongo
- Nyarugendi
- Nyarugamba
- Nyarubungo
- Nyarubere
- Nyarubele
- Nyarua River
- Nyarobosho
- Nyaroboro Range
- Nyariguge
- Nyarigama
- Nyarero
- Nyarambugu
- Nyarakoma
- Nyarabanda
- Nyanzwa
- Nyanzimba
- Nyanzilwa
- Nyanza
- Nyanyamenda
- Nyanuya
- Nyanuwa
- Nyanungu
- Nyantwiga
- Nyantungu
- Nyantari
- Nyantama
- Nyantakubwa
- Nyantakara Forest Reserve
- Nyanatakara
- Nyanswi Island
- Nyanshoshi
- Nyansalala
- Nyankurukuru
- Nyankende
- Nyankambu
- Nyankalalo
- Nyanjati
- Nyanjani
- Nyanjale
- Nyanjale
- Nyanhwale
- Nyanhwale
- Nyanhemwa
- Nyangwe
- Nyangurube
- Nyanguli
- Nyanguge
- Nyangombe Point
- Nyangombe
- Nyangombe
- Nyangombe
- Nyangombe
- Nyangombe
- Nyangombe
- Nyangoma Hill
- Nyangoma