| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
2551  | Osil Ogok,Osil,Usil,osil,Ŏgok,Ŏsil,Ŭsil,오실 | South Korea, North Chungcheong Yeongdong-gun > Simcheon-myeon | populated place | N 36° 12′ 10'' | E 127° 43′ 29'' |
2552  | Use-do Gyusen-to,Gyusen-tō,Gyuyoku-to,Gyūyoku-tō,Uok-to,Use To,Use-do,Uson-do,Usŏn-do,Ūse Tō | South Korea, Jeollanam-do | island | N 34° 47′ 30'' | E 125° 54′ 44'' |
| 2553 | Eupsil Eupsil,Ugok,Ugok-tong,Upsil,eubsil,Ŭpsil,읍실 | South Korea, Gyeongsangbuk-do Yecheon-gun | populated place | N 36° 44′ 30'' | E 128° 26′ 29'' |
| 2554 | Unyeomdo Ullyom-do,Ullyŏm-do,Un'gyom-do,Unyeomdo,Unyom-do,Unyŏm-do,Un’gyŏm-do,un-yeomdo,운염도 | South Korea, Incheon | land-tied island | N 37° 32′ 24'' | E 126° 34′ 32'' |
2555  | Unwŏl-li Unwol-li,Unwŏl-li,un-wolli,운월리 | South Korea, Chungcheongnam-do Hongseong-gun > Hongdong-myeon | locality | N 36° 32′ 45'' | E 126° 41′ 38'' |
| 2556 | Eunti Chuch'i,Chuch’i,Eunti,Unt'i,Unt'o,eunti,Ŭnt’i,Ŭnt’ŏ,은티 | South Korea, North Chungcheong Goesan-gun > Yeonpung-myeon | populated place | N 36° 44′ 14'' | E 127° 59′ 15'' |
| 2557 | Eunseondong Eunseondong,Unsan-ni,Unson-dong,Unson-ni,Unsong-dong,eunseondong,Ŭnsan-ni,Ŭnsŏn-dong,Ŭnsŏn-ni,Ŭnsŏng... | South Korea, Jeollanam-do Wando-gun > Gunoe-myeon | populated place | N 34° 23′ 26'' | E 126° 41′ 31'' |
| 2558 | Un-ni Songam-dong,Songha-ri,Un-ni,Uni,Uni-ri | South Korea, Gwangju Seo-gu > Pungam-dong | populated place | N 35° 7′ 0'' | E 126° 52′ 0'' |
| 2559 | Unjangsan  Munjang-san,Uncho-san,Unchozan,Unchō-san,Unjang-san,Unjangsan,awnjngsan,unjangsan,yun zhang shan,اون... | South Korea, Jeollabuk-do Jinan-gun > Bugwi-myeon | mountain elevation 1126m | N 35° 54′ 40'' | E 127° 21′ 27'' |
| 2560 | Unhŭng-ni Chunghung-ni,Chunghŭng-ni,Unhung-ni,Unhŭng-ni | South Korea, Gyeongsangbuk-do Sangju-si > Hwabuk-myeon | locality | N 36° 36′ 0'' | E 127° 50′ 0'' |
| 2561 | Unhang-ni Unhang-ni,unhagli,운학리 | South Korea, Gangwon-do Yeongwol-gun | locality | N 37° 19′ 57'' | E 128° 11′ 54'' |
| 2562 | Un’gyo-ri Un'gyo-ri,Un’gyo-ri,ungyoli,운교리 | South Korea, Gangwon-do Pyeongchang-gun > Bangnim-myeon | locality | N 37° 25′ 50'' | E 128° 17′ 36'' |
| 2563 | Un’gong-ni Un'gong-ni,Un’gong-ni,ungogli,운곡리 | South Korea, Chungcheongnam-do Hongseong-gun > Galsan-myeon | locality | N 36° 37′ 4'' | E 126° 33′ 41'' |
| 2564 | Un’gong-ni Un'gong-ni,Un’gong-ni,ungogli,운곡리 | South Korea, Gyeongsangnam-do Hamyang-gun > Seoha-myeon | locality | N 35° 37′ 36'' | E 127° 41′ 30'' |
| 2565 | Un’gong-ni Un'gong-ni,Un’gong-ni,ungogli,운곡리 | South Korea, Jeollanam-do Boseong-gun > Mundeok-myeon | locality | N 34° 55′ 59'' | E 127° 11′ 6'' |
| 2566 | Ŭngnyong-ni Ungnyong-ni,Ungyong-ni,Ŭngnyong-ni,Ŭngyong-ni | South Korea, Jeollanam-do Damyang-gun > Daejeon-myeon | locality | N 35° 15′ 0'' | E 126° 53′ 0'' |
| 2567 | Eungnyeong Eungnyeong,Ullyong-ni,Ullyŏng-ni,Ungnyong,Ungnyong-ni,Ungnyŏng-ni,eunglyeong,Ŭngnyŏng,응령 | South Korea, Jeollanam-do Suncheon-si > Sangsa-myeon | populated place | N 34° 56′ 23'' | E 127° 26′ 36'' |
| 2568 | Gomchijae Gomchijae,Komch'i-jae,Komch’i-jae,Komsang,Ungni,gomchijae,곰치재 | South Korea, Jeollabuk-do Wanju-gun > Soyang-myeon | populated place | N 35° 47′ 52'' | E 127° 17′ 49'' |
| 2569 | Unbong-ni Unbong-ni,Ungbong-ni,Ŭngbong-ni | South Korea, Jeollanam-do Yeonggwang-gun > Bulgap-myeon | locality | N 35° 12′ 0'' | E 126° 29′ 0'' |
| 2570 | Jungdae Chungdae,Chungdae-ri,Jungdae,Un-dong,jungdae,중대 | South Korea, Jeollanam-do Goheung-gun > Duwon-myeon | populated place | N 34° 38′ 42'' | E 127° 18′ 45'' |
| 2571 | Un-dong Un-dong,Unchu-ri,Unchū-ri,Unju,Unju-ri,undong,운동 | South Korea, Jeollanam-do Jangheung-gun > Yongsan-myeon | populated place | N 34° 36′ 18'' | E 126° 53′ 22'' |
| 2572 | Uncheon Kurunjumak,Unch'ol-li,Unch'on,Uncheon,Unch’ŏl-li,Unch’ŏn,uncheon,운천 | South Korea, Gyeonggi-do Pocheon-si > Yeongbuk-myeon | populated place | N 38° 5′ 26'' | E 127° 16′ 15'' |
| 2573 | Unch’i-ri Unch'i-ri,Unch’i-ri,unchili,운치리 | South Korea, Chungcheongnam-do Buyeo-gun > Naesan-myeon | locality | N 36° 16′ 28'' | E 126° 46′ 33'' |
| 2574 | Maebong-san Maebong-san,Unbong-san,Ungbong-san,eungbongsan,Ŭnbong-san,Ŭngbong-san,응봉산 | South Korea, Gangwon-do Samcheok-si > Gagok-myeon | mountain elevation 1000m | N 37° 4′ 35'' | E 129° 13′ 49'' |
| 2575 | Unbong-ni Unbong-ni,unbongli,운봉리 | South Korea, Jeollabuk-do Jinan-gun > Jucheon-myeon | locality | N 35° 56′ 32'' | E 127° 25′ 51'' |
| 2576 | Unbong Soch'ol-li,Soch'on,Sŏch’ŏl-li,Sŏch’ŏn,Umpo,Umpō,Unbong,Unho,Unhō | South Korea, Jeollabuk-do Namwon-si > Unbong-eup | populated place | N 35° 26′ 18'' | E 127° 31′ 53'' |
| 2577 | Unam-ni Unam-ni,un-amli,운암리 | South Korea, Gyeonggi-do Yangju-si > Eunhyeon-myeon | locality | N 37° 53′ 13'' | E 127° 0′ 54'' |
| 2578 | Unaksan Hyondung-san,Hyŏndŭng-san,Sorak-san,Sŏrak-san,Unaksan,hyeondeungsan,un-agsan,운악산,현등산 | South Korea, Gyeonggi-do Gapyeong-gun | mountain elevation 936m | N 37° 52′ 37'' | E 127° 19′ 31'' |
| 2579 | Usan Gyumoku-ri,Gyūmoku-ri,Umok,Umong-ni,Usan,umogli,usan,우목리,우산 | South Korea, Jeollanam-do Jangheung-gun > Jangheung-eup | populated place | N 34° 40′ 9'' | E 126° 55′ 29'' |
| 2580 | Umu-do Gyubu-to,Gyūbu-tō,Umo-do,Umu-do,umudo,우무도 | South Korea, Chungcheongnam-do | island | N 37° 1′ 54'' | E 126° 26′ 46'' |
| 2581 | Ŭmnae-ri Nosong,Nosŏng,Rojo,Rojō,Umnae,Umnae-ri,eubnaeli,Ŭmnae,Ŭmnae-ri,읍내리 | South Korea, Chungcheongnam-do Nonsan-si > Noseong-myeon | populated place | N 36° 16′ 8'' | E 127° 7′ 42'' |
| 2582 | Eumjimal Eumjimal,Umji-ch'on,Umji-mal,Umji-maul,eumjimal,Ŭmji-ch’on,Ŭmji-mal,Ŭmji-maŭl,음지말 | South Korea, Gangwon-do Cheorwon-gun > Seo-myeon | populated place | N 38° 8′ 44'' | E 127° 24′ 38'' |
| 2583 | Eumjitteum Eumjitteum,Umji-dong,Umji-ri,Umjittum,eumjitteum,Ŭmji-dong,Ŭmjittŭm,음지뜸 | South Korea, Chungcheongnam-do Boryeong-si > Cheongso-myeon | populated place | N 36° 26′ 15'' | E 126° 37′ 14'' |
| 2584 | Ŭmji-ri Kup'yong,Kup'yong-dong,Kup’yŏng,Kup’yŏng-dong,Umji,Umji-ri,eumjili,Ŭmji,Ŭmji-ri,음지리 | South Korea, Gyeongsangbuk-do Uiseong-gun > Sagok-myeon | populated place | N 36° 18′ 15'' | E 128° 47′ 4'' |
| 2585 | Ulttui Myodae-ri,Myongdae-ri,Myŏngdae-ri,Ultti,Ulttui,Ulttŭi,ulttui,울띄 | South Korea, Chungcheongnam-do Boryeong-si > Cheongna-myeon | populated place | N 36° 26′ 3'' | E 126° 40′ 29'' |
| 2586 | Ulsan-ni Olsan-ni,Ulsan-ni | South Korea, North Chungcheong Danyang-gun > Daegang-myeon | locality | N 36° 50′ 0'' | E 128° 22′ 0'' |
| 2587 | Ulmi-do Sam Cheon,Ulmi-do,Ummi Somu,Urumi-to,Urumi-tō,Utsubi-to,Utsubi-tō,ulmido,울미도 | South Korea, Chungcheongnam-do | island | N 36° 35′ 34'' | E 126° 12′ 1'' |
| 2588 | Eunyeomdo Eullyeom,Eun-ryeom,Eunyeomdo,Ul-lyom,Unnyom,Unnyŏm,Unyom,eun-yeomdo,eunlyeom,Ŭl-lyŏm,Ŭnyŏm,은렴,은염도 | South Korea, Incheon | island | N 37° 39′ 14'' | E 126° 16′ 9'' |
| 2589 | Ulleung-do Argonaut Island,Dagelet Island,Matsu Shima,Ulleung-do,ulleungdo,울릉도 | South Korea, Gyeongsangbuk-do Ulleung-gun > Buk-myeon | island | N 37° 30′ 2'' | E 130° 51′ 38'' |
| 2590 | Eullim Eullim,Ullim,Ullim-ni,Unnim,eunlim,Ŭllim,Ŭllim-ni,Ŭnnim,은림 | South Korea, Jeollanam-do Boseong-gun > Joseong-myeon | populated place | N 34° 48′ 39'' | E 127° 16′ 37'' |
| 2591 | Visong Gijo,Gijō,Uisong,Unsong,Visong,uiseong,Ŭisŏng,의성 | South Korea, Gyeongsangbuk-do Uiseong-gun > Uiseong-eup | populated place | N 36° 21′ 2'' | E 128° 41′ 59'' |
| 2592 | Ŭising-ni Uising-ni,uisigli,Ŭising-ni,의식리 | South Korea, Chungcheongnam-do Asan-si > Eumbong-myeon | locality | N 36° 54′ 3'' | E 127° 5′ 0'' |
| 2593 | Uisangbong Ijo-ho,Ijō-hō,Uibong-san,Uisang-bong,Uisangbong,Uisong-bong,uisangbong,Ŭibong-san,Ŭisang-bong,Ŭisŏng... | South Korea, Jeollabuk-do Buan-gun > Haseo-myeon | peak elevation 509m | N 35° 40′ 41'' | E 126° 35′ 57'' |
| 2594 | Uihang Uigong,Uihang,Wihang,uihang,Ŭihang,의항 | South Korea, Chungcheongnam-do Boryeong-si > Nampo-myeon | populated place | N 36° 17′ 12'' | E 126° 34′ 2'' |
| 2595 | Igong-ni Igong-ni,Uigong-ni,Ŭigong-ni | South Korea, Gyeongsangbuk-do Gyeongju-si > Sannae-myeon | locality | N 35° 45′ 0'' | E 129° 3′ 0'' |
| 2596 | Uigok Gikoku-ri,Igong-ni,Uigok,Uigong-ni,Ulgong-ni,uigog,Ŭigok,Ŭigong-ni,Ŭlgong-ni,의곡 | South Korea, Gyeongsangbuk-do Gyeongju-si > Sannae-myeon | populated place | N 35° 45′ 25'' | E 129° 2′ 40'' |
| 2597 | Uido-ri Gyujito-ri,Gyūjitō-ri,Uido-ri | South Korea, Jeollanam-do Sinan-gun > Docho-myeon | locality | N 34° 37′ 0'' | E 125° 51′ 0'' |
| 2598 | Ui-do Gyuji-to,Gyūji-tō,Ui To,Ui-do,Windsor Castle Island | South Korea, Jeollanam-do Sinan-gun > Docho-myeon | island | N 34° 36′ 41'' | E 125° 50′ 28'' |
| 2599 | Udu-dong Udu,Udu-dong,Udu-il-tong,Udu-ri,ududong,우두동 | South Korea, Gangwon-do Chuncheon-si | populated place | N 37° 54′ 34'' | E 127° 44′ 33'' |
| 2600 | U-do Gu To,Gū Tō,Mollan-do,Moruran-to,Moruran-tō,U-do,udo,우도 | South Korea, Incheon | island | N 37° 37′ 12'' | E 125° 59′ 25'' |
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