148 cities found that start with 'o' in Under Sea Features
1. O Bank (36.4N, 136E) , Bank 2. O'Brian Seamount (29.18N, 175.63E) , Seamount 3. O'Gorman Fracture Zone (14.33N, 108.75W) , Fracture Zone 4. O-guri (36.4N, 136E) , Bank 5. O-lan An-sha (10.33N, 117.28E) , Reef 6. Oates Bank (70.25S, 165E) , Bank 7. Oates Canyon (68S, 164.5E) , Canyon 8. Ob' Bank (81N, 10W) , Bank 9. Ob' Banks (52.5S, 42.5E) , Tablemount (or Guyot) 10. Ob' Hole (33S, 98E) , Trench 11. Ob' Seamount (52.5S, 42.5E) , Tablemount (or Guyot) 12. Ob' Shoal (81N, 10W) , Bank 13. Ob' Tablemount (52.5S, 42.5E) , Tablemount (or Guyot) 14. Ob' Trench (33S, 98E) , Trench 15. Obispo Norte Shoal (20.5N, 92.2W) , Shoal 16. Obispo Sur Shoal (20.45N, 92.23W) , Shoal 17. Obruchev Rise (52.5N, 166E) , Rise 18. Obruchev Seamount (47.17N, 150.75E) , Seamount 19. Oceanographer Canyon (40.5N, 68.17W) , Canyon 20. Oceanographer Fracture Zone (35N, 35W) , Fracture Zone 21. Oceanographer Seamount (12.47S, 146.47W) , Seamount 22. Oceanside Canyon (33.1N, 117.4W) , Canyon 23. Ochi Pii Canyon (23.22N, 121.42E) , Canyon 24. Ocho Pii Canyon (23.22N, 121.42E) , Canyon 25. Oden Spur (85.87N, 156.92E) , Spur 26. Odessey (54.5N, 149.75W) , Seamount 27. Odessey Seamount (54.5N, 149.75W) , Seamount 28. Odessy Seamount (54.5N, 149.75W) , Seamount 29. Odet Canyon (46.67N, 5.13W) , Canyon 30. Oenarang Rock (4.02N, 118.08E) , Reef 31. Oga Basin (39.55N, 139.6E) , Basin 32. Oga-Muko Se (39.85N, 139.57E) , Bank 33. Ogamuko Bank (39.85N, 139.57E) , Bank 34. Ogasawara Plateau (26N, 144E) , Plateau 35. Ogasawara Ridge (26.5N, 142.5E) , Ridge 36. Ogasawara Trench (23N, 145E) , Trench 37. Ogasawara Trough (28N, 141.33E) , Trough 38. Oglala Canyon (51.7N, 179.42E) , Canyon 39. Oglala Seamount (50.3N, 131.47W) , Seamount 40. Oglala Trough (51.7N, 179.42E) , Canyon | 41. Ogotoruk Seavalley (68N, 165.83W) , Valley 42. Ogotoruk Valley (68N, 165.83W) , Valley 43. Ohena Ridge (36.55S, 176.85E) , Ridge 44. Ojin Guyot (38N, 170.5E) , Tablemount (or Guyot) 45. Ojin Rise (38N, 167.5E) , Rise 46. Ojin Seamount (38N, 170.5E) , Tablemount (or Guyot) 47. Okhotsk Basin (53N, 148E) , Basin 48. Okhotsk Plain (52N, 149E) , Plain 49. Okhotsk Sea Basin (53N, 148E) , Basin 50. Okhotsk Valley (50.58N, 155E) , Valley 51. Oki Bank (37N, 133E) , Bank 52. Oki Ridge (37N, 135E) , Ridge 53. Oki Trough (37N, 135.5E) , Trough 54. Oki-No-Tori-Shima Basin (15N, 137E) , Basin 55. Okidaito Ridge (23.83N, 133E) , Ridge 56. Okinawa Trough (25.5N, 125E) , Trough 57. Okino Bank (37.27N, 136.3E) , Bank 58. Okino-se (37.27N, 136.3E) , Bank 59. Okinoyama Bank (34.97N, 139.58E) , Bank 60. Okmuk Canyon (53.83N, 169.35W) , Canyon 61. Olbia Terrace (41.08N, 10.33E) , Terrace 62. Olenek Valley (76N, 122E) , Valley 63. Olga Basin (78.33N, 29E) , Basin 64. Oliva Bank (38.95N, 2E) , Bank 65. Oliver Shoal (16.1N, 114.47E) , Reef 66. Olympus Knoll (45.42N, 27.67W) , Knoll 67. Olyutorski Sill (57.5N, 171E) , Ridge 68. Olyutorskiy Podvodnyy Khrebet (57.5N, 171E) , Ridge 69. Omakere Ridge (40S, 177.87E) , Ridge 70. Oman Abyssal Plain (23N, 61E) , Plain 71. Oman Basin (23.33N, 63E) , Basin 72. Oman Plain (23N, 61E) , Plain 73. Omanskaya Kotlovina (23.33N, 63E) , Basin 74. Ona Basin (59S, 56W) , Basin 75. Ontong Java Plateau (1N, 157E) , Rise 76. Ontong Java Rise (1N, 157E) , Rise 77. Oporto Seamount (40.67N, 10W) , Seamount 78. Opouawe Canyon (41.75S, 175.38E) , Canyon 79. Orairuguron Bank (7.23N, 146.12E) , Seamount 80. Orairuguron Reef (7.23N, 146.12E) , Seamount |