| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
2001  | Ilegeja | Tanzania, Shinyanga | locality | S 4° 1′ 0'' | E 32° 31′ 0'' |
| 2002 | Ilambo | Tanzania, Iringa | area | S 8° 20′ 0'' | E 35° 52′ 0'' |
2003  | Lake Ilamba | Tanzania, Mbeya | lake | S 9° 23′ 0'' | E 33° 51′ 0'' |
2004  | Ilala  Ilala | Tanzania, Dar es Salaam Region Temeke District > Chang’ombe | section of populated place | S 6° 50′ 0'' | E 39° 16′ 0'' |
| 2005 | Ikweha | Tanzania, Iringa | area | S 8° 34′ 0'' | E 35° 32′ 0'' |
| 2006 | Ikumbi | Tanzania, Iringa | area | S 8° 10′ 0'' | E 35° 52′ 0'' |
| 2007 | Ikorongo | Tanzania, Mara | reserve | S 1° 50′ 0'' | E 34° 45′ 0'' |
| 2008 | Ikombo | Tanzania, Dodoma | area | S 5° 43′ 0'' | E 36° 4′ 0'' |
| 2009 | Ijogo Forest Reserve | Tanzania, Morogoro | forest reserve | S 6° 23′ 0'' | E 36° 51′ 0'' |
| 2010 | Ihumbu | Tanzania, Iringa | area | S 7° 57′ 0'' | E 35° 50′ 0'' |
| 2011 | Ihoho Forest Reserve | Tanzania, Mbeya | forest reserve | S 8° 57′ 0'' | E 33° 38′ 0'' |
| 2012 | Ihangana Forest Reserve | Tanzania, Iringa | forest reserve | S 8° 18′ 0'' | E 35° 43′ 0'' |
| 2013 | Ihanga Local Authority Forest Reserve Ihanga Local Authority Forest Reserve | Tanzania, Morogoro | forest reserve | S 8° 3′ 0'' | E 36° 38′ 0'' |
| 2014 | Igwata Forest Reserve | Tanzania, Geita | forest reserve | S 2° 58′ 0'' | E 32° 30′ 0'' |
| 2015 | Igurubi | Tanzania, Tabora Igunga District Council > Igurubi | populated place population 10,083 | S 4° 0′ 0'' | E 33° 42′ 0'' |
| 2016 | Igombe River Forest Reserve | Tanzania, Tabora | forest reserve | S 4° 35′ 0'' | E 32° 25′ 0'' |
| 2017 | Igombe Dam Forest Reserve | Tanzania, Tabora | forest reserve | S 4° 50′ 0'' | E 32° 42′ 0'' |
| 2018 | Igawilo | Tanzania, Mbeya | area | S 8° 37′ 0'' | E 34° 36′ 0'' |
| 2019 | Igalula | Tanzania, Shinyanga | locality | S 4° 6′ 0'' | E 32° 35′ 0'' |
| 2020 | Ifushiro | Tanzania, Mbeya | area | S 8° 37′ 0'' | E 34° 9′ 0'' |
| 2021 | Idewa Forest Reserve | Tanzania, Iringa | forest reserve | S 8° 17′ 0'' | E 35° 47′ 0'' |
2022  | Idahi Idahi,Idayi | Tanzania, Iringa Kilolo District > Mahenge | hill | S 7° 33′ 0'' | E 36° 17′ 0'' |
| 2023 | Idanda Arena | Tanzania, Kagera | reserve | S 1° 10′ 0'' | E 30° 35′ 0'' |
| 2024 | Iboyu Boyu,Iboyu,Poyo | Tanzania, Dodoma Mpwapwa District Council > Godegode | hill | S 6° 32′ 0'' | E 36° 30′ 0'' |
| 2025 | Iboja | Tanzania, Shinyanga | locality | S 4° 1′ 0'' | E 32° 29′ 0'' |
| 2026 | Ibindo Forest Reserve | Tanzania, Mwanza | forest reserve | S 2° 46′ 0'' | E 33° 29′ 0'' |
| 2027 | Hutitu Gurutitu,Hutitu,Lutitu | Tanzania, Morogoro Kilosa District > Kidete | hill | S 6° 35′ 0'' | E 36° 54′ 0'' |
| 2028 | Hundogo Forest Reserve | Tanzania, Pwani | forest reserve | S 6° 47′ 0'' | E 39° 0′ 0'' |
| 2029 | Honiwegereri | Tanzania, Manyara | area | S 4° 30′ 0'' | E 35° 17′ 0'' |
| 2030 | Hedaru | Tanzania, Kilimanjaro Same District Council > Hedaru | populated place population 21,000 | S 4° 30′ 0'' | E 37° 54′ 0'' |
| 2031 | Lake Haubi | Tanzania, Dodoma | lake | S 4° 48′ 0'' | E 35° 57′ 0'' |
| 2032 | Hatumbula Hatumbula,Natumbula | Tanzania, Morogoro | hill elevation 699m | S 7° 41′ 11'' | E 37° 51′ 42'' |
| 2033 | Hassama Forest Reserve | Tanzania, Manyara | forest reserve | S 3° 55′ 0'' | E 35° 40′ 0'' |
| 2034 | Handeni Hill Forest Reserve | Tanzania, Tanga | forest reserve | S 5° 27′ 0'' | E 38° 3′ 0'' |
| 2035 | Handeni | Tanzania, Tanga | reserve | S 5° 15′ 0'' | E 37° 50′ 0'' |
| 2036 | Hanarah | Tanzania, Manyara | area | S 4° 17′ 0'' | E 35° 49′ 0'' |
| 2037 | Hanang Forest Reserve | Tanzania, Manyara | forest reserve | S 4° 12′ 0'' | E 35° 24′ 0'' |
| 2038 | Hamulumo Point Hamulumo Point,Karumu Point | Tanzania, Mwanza | point | S 2° 16′ 0'' | E 32° 32′ 0'' |
| 2039 | Haidom | Tanzania, Manyara | area | S 4° 9′ 0'' | E 35° 1′ 0'' |
| 2040 | Haidadughang | Tanzania, Manyara | area | S 4° 5′ 0'' | E 35° 12′ 0'' |
| 2041 | Gwami Forest Reserve | Tanzania, Pwani | forest reserve | S 6° 8′ 0'' | E 38° 1′ 0'' |
| 2042 | Guyet | Tanzania, Manyara | area | S 4° 5′ 0'' | E 35° 18′ 0'' |
| 2043 | Guru Guru,Gurui | Tanzania, Morogoro Kilosa District > Zombo | hill | S 7° 1′ 0'' | E 36° 39′ 0'' |
| 2044 | Guraowe | Tanzania, Manyara | area | S 4° 16′ 0'' | E 35° 14′ 0'' |
2045  | Gulioni | Tanzania, Zanzibar Urban/West Zanzibar City > Gulioni | third-order administrative division | S 6° 9′ 30'' | E 39° 12′ 10'' |
| 2046 | Lake Gombo | Tanzania, Morogoro | lake | S 6° 38′ 0'' | E 36° 42′ 0'' |
| 2047 | Gombero Forest Reserve | Tanzania, Tanga | forest reserve | S 4° 58′ 0'' | E 39° 0′ 0'' |
| 2048 | Gombe | Tanzania, Tabora | reserve | S 5° 0′ 0'' | E 31° 20′ 0'' |
| 2049 | Gombani | Tanzania, Zanzibar Central/South | locality | S 6° 18′ 0'' | E 39° 28′ 0'' |
| 2050 | Gomani Bumani,Goman,Gomani | Tanzania, Zanzibar North Kaskazini A > Gomani | populated place | S 5° 49′ 0'' | E 39° 13′ 0'' |
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