| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
4451  | Uhaa Oboo Uhaa Oboo,Uhaa Ovoo,Ukha obo | Mongolia, Middle Govĭ | cairn | N 45° 40′ 0'' | E 105° 52′ 0'' |
4452  | Ugtam Uul | Mongolia, East Aimak | mountain | N 49° 18′ 0'' | E 113° 44′ 0'' |
4453  | Ugtaaliin Hudag Kolodets Ugtalyn-khuduk,Ugtaaliin Hudag,Ugtalon Khuduk,Ugtalön Khuduk | Mongolia, Sühbaatar | well | N 46° 16′ 0'' | E 112° 36′ 0'' |
| 4454 | Üdzüür Usa Hudag Kolodets Utszur usu khuduk,Udzuur Usa Hudag,Utsur Usu Khuduk,Üdzüür Usa Hudag | Mongolia, East Gobi Aymag | well | N 44° 5′ 0'' | E 108° 50′ 0'' |
| 4455 | Üdzüüriin Hudag Kolodets Utszuryyn-khuduk,Udzuuriin Hudag,Utszuroyn Khuduk,Utszuröyn Khuduk,Üdzüüriin Hudag | Mongolia, Hentiy | well | N 47° 53′ 0'' | E 112° 4′ 0'' |
| 4456 | Üdzüüriin Hudag Kolodets Utszuryyn-khuduk,Udzuuriin Hudag,Utszuroyn Khuduk,Utszuröyn Khuduk,Üdzüüriin Hudag | Mongolia, Sühbaatar | well | N 47° 39′ 0'' | E 112° 26′ 0'' |
| 4457 | Üdzüüriin Hudag Kolodets Utszuryyn-khuduk,Udzuuriin Hudag,Utszuroyn Khuduk,Utszuröyn Khuduk,Üdzüüriin Hudag | Mongolia, Sühbaatar | well | N 47° 22′ 0'' | E 112° 12′ 0'' |
| 4458 | Udiin Hudag Kolodets Udyn khuduk,Udiin Hudag,Udin Hudag,Ujin Hudag | Mongolia, East Aimak | well | N 47° 39′ 0'' | E 115° 52′ 0'' |
4459  | Tuulant | Mongolia, Arkhangai Province | populated place | N 48° 59′ 33'' | E 100° 54′ 24'' |
| 4460 | Tusgal Uul | Mongolia, Hentiy | mountain | N 49° 2′ 0'' | E 110° 13′ 0'' |
| 4461 | Turgete Haan Uul | Mongolia, Hentiy | mountain | N 49° 2′ 0'' | E 110° 6′ 0'' |
| 4462 | Tülberi Gol Tul'buri,Tulberi Gol,Tyul'bur-Gol,Tyulbur,Tyul’bur-Gol,Tülberi Gol,Tül’büri | Mongolia, Bulgan | stream | N 49° 20′ 0'' | E 102° 45′ 0'' |
| 4463 | Tugsïn-Hushuu | Mongolia, Övörhangay | populated place | N 46° 40′ 0'' | E 102° 51′ 0'' |
| 4464 | Tsutsin Gol Reka Suutse,Suuche Ho,Tsutsin Gol | Mongolia, Bulgan | stream | N 49° 38′ 0'' | E 104° 32′ 0'' |
| 4465 | Tsul-Ulaan Bayannuur,Tsul-Ulaan | Mongolia, Bulgan | seat of a second-order administrative division | N 47° 50′ 0'' | E 104° 30′ 0'' |
| 4466 | Tsulhan Gol Tsulhan Gol,Tsulkhun-gol,Tsulkhur-gol | Mongolia, Bulgan | stream | N 49° 25′ 0'' | E 104° 14′ 0'' |
| 4467 | Tsorjinii Bulag Rodnik Tsordzhini bulak,Tsordzheni Bulak Spring,Tsorjinii Bulag | Mongolia, Sühbaatar | spring(s) | N 46° 33′ 0'' | E 115° 44′ 0'' |
| 4468 | Tsorgo | Mongolia, Middle Govĭ | populated place | N 46° 5′ 0'' | E 107° 46′ 0'' |
| 4469 | Tsoohoriin Hudag Kolodets Tsokhoryyn khuduk,Tsokhoryn Khuduk,Tsoohoriin Hudag | Mongolia, Övörhangay | well | N 45° 42′ 0'' | E 102° 26′ 0'' |
| 4470 | Tsohyoonii Hudag Kolodets Tsokhionyy-khuduk,Tsohyoonii Hudag,Tsokhionoy Khuduk,Tsokhionöy Khuduk | Mongolia, East Gobi Aymag | well | N 44° 59′ 0'' | E 109° 17′ 0'' |
| 4471 | Tsohetïn-Hiyd | Mongolia, Middle Govĭ | populated place | N 44° 53′ 0'' | E 107° 5′ 0'' |
| 4472 | Tsogt Uul | Mongolia, Ömnögovĭ | mountain | N 44° 9′ 0'' | E 105° 26′ 0'' |
| 4473 | Tsogtsol Süme | Mongolia, Ömnögovĭ | populated place | N 43° 5′ 0'' | E 107° 27′ 0'' |
| 4474 | Tsogt-Öndör | Mongolia, Ulaanbaatar | populated place | N 48° 8′ 0'' | E 106° 39′ 0'' |
| 4475 | Tsog Öndör | Mongolia, East Aimak | upland | N 49° 53′ 0'' | E 114° 23′ 0'' |
| 4476 | Tsogondo Bulag Klyuch Tsogonda,Rodnik Tsogonda bulak,Tsogondo Bulag | Mongolia, Ömnögovĭ | spring(s) | N 42° 59′ 0'' | E 102° 34′ 0'' |
| 4477 | Tsöbörjü Uul | Mongolia, East Aimak | mountain | N 48° 54′ 0'' | E 115° 34′ 0'' |
| 4478 | Tsetserleg Uul | Mongolia, Bulgan | mountain | N 47° 33′ 0'' | E 103° 45′ 0'' |
| 4479 | Tsenher Hooloy | Mongolia, Ömnögovĭ | sand area | N 44° 9′ 0'' | E 102° 45′ 0'' |
| 4480 | Tsegeen Hural Tsagaan Hural,Tsegan Khural,Tsegeen Hural | Mongolia, Central Aimak | temple(s) | N 47° 46′ 0'' | E 105° 29′ 0'' |
| 4481 | Tsavchir Uul | Mongolia, Middle Govĭ | mountain | N 45° 58′ 0'' | E 107° 8′ 0'' |
| 4482 | Tsaun Modanïy Duruchjamu Davaa | Mongolia, Bulgan | pass | N 48° 54′ 0'' | E 103° 21′ 0'' |
| 4483 | Tsahirtu Uul | Mongolia, Selenge Province | mountain | N 49° 23′ 0'' | E 105° 42′ 0'' |
| 4484 | Tsagun Muhur | Mongolia, Central Aimak | populated place | N 48° 17′ 0'' | E 106° 17′ 0'' |
| 4485 | Tsagara Uul | Mongolia, Selenge Province | mountain | N 49° 6′ 0'' | E 106° 44′ 0'' |
| 4486 | Tsagaan Usa Kolodets Tsagan-usa,Tsagaan Usa,Tsagaan Usanii Hudag,Tsagaan Usunii Hudag | Mongolia, East Aimak | well | N 47° 36′ 0'' | E 115° 24′ 0'' |
| 4487 | Tsagaan Tologoy Hural Tsagaan Hural,Tsagaan Tologoy Hural,Tsagan Tologoy Khural | Mongolia, Central Aimak | temple(s) | N 47° 44′ 0'' | E 105° 13′ 0'' |
| 4488 | Tsagaan Temeeteyn Hudag Kolodets Tsagan-temetyyn-khuduk,Tsagaan Temeeteyn Hudag,Tsagan Temetoyn Khuduk,Tsagan Temetöyn Khudu... | Mongolia, Hentiy | well | N 47° 6′ 0'' | E 110° 46′ 0'' |
| 4489 | Dzaan Shiree Uul Tsagaan Shili | Mongolia, | mountain | N 47° 18′ 0'' | E 111° 32′ 0'' |
| 4490 | Tsagaan Ovoo Uul | Mongolia, Govĭ-Sumber | mountain | N 46° 24′ 0'' | E 108° 38′ 0'' |
| 4491 | Tsagaan Ovoo Uul | Mongolia, Ömnögovĭ | mountain | N 42° 9′ 0'' | E 106° 5′ 0'' |
| 4492 | Tsagaannuur Sumber,Sümber | Mongolia, East Aimak | populated place | N 47° 37′ 51'' | E 118° 37′ 3'' |
| 4493 | Tsagaan Hushuu Hudag Kolodets Tsagan khushu khuduk,Muruk khuduk Well,Tsagaan Hushuu Hudag | Mongolia, Middle Govĭ | well | N 44° 37′ 0'' | E 106° 11′ 0'' |
| 4494 | Tsagaan Hundza Bulag Rodnik Tsagan khundzy bulak,Spring Tsagan Khundzy,Tsagaan Hundza Bulag | Mongolia, East Aimak | spring(s) | N 49° 43′ 0'' | E 114° 16′ 0'' |
| 4495 | Tsagaan Hada Hudag Kolodets Tsagan Khada Khuduk,Tsagaan Had Hudag,Tsagaan Hada Hudag | Mongolia, Ömnögovĭ | well | N 42° 1′ 46'' | E 104° 22′ 56'' |
| 4496 | Tsagaan Gol Reka Tsagan,Tsagaan Gol,Tsagan Ho,Tsagan gol | Mongolia, Khövsgöl Province | stream | N 50° 55′ 0'' | E 101° 38′ 0'' |
| 4497 | Tsagaan Gol Tsagaan Gol,Tsagan gol,Ubur tsagan gol,Übür tsagan gol | Mongolia, Bayanhongor | stream | N 44° 6′ 0'' | E 101° 39′ 0'' |
| 4498 | Tsagaan Ergi Hudag Kolodets Tsagan Yergi khuduk,Tsagaan Ergi Hudag,Tsagan ergi khuduk Well | Mongolia, Ömnögovĭ | well | N 43° 49′ 39'' | E 105° 18′ 51'' |
| 4499 | Tsagaan Derese Hudag Kolodets Tsagan derisu khuduk,Tsagaan Derese Hudag,Tsaganderisu Khuduk Well | Mongolia, Middle Govĭ | well | N 44° 18′ 0'' | E 106° 6′ 0'' |
| 4500 | Tsagaan Davaa | Mongolia, Khövsgöl Province | pass | N 50° 52′ 0'' | E 100° 42′ 0'' |
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