| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oriana | city | Virginia | United States | 37.13 | -76.52 | 3 | |
| Oriana (historical) | city | Texas | United States | 33.18 | -100.45 | 1758 | |
| Orianna | city | Georgia | United States | 32.47 | -82.65 | 341 | |
| Orick | city | California | United States | 41.29 | -124.06 | 288 | |
| Orico (historical) | city | Georgia | United States | 31.95 | -82.52 | 114 | |
| Orient | city | Illinois | United States | 37.92 | -88.98 | 400 | |
| Orient | city | Iowa | United States | 41.20 | -94.41 | 1669 | |
| Orient | city | Maine | United States | 45.82 | -67.84 | 830 | |
| Orient | city | New York | United States | 41.14 | -72.30 | 22 | |
| Orient | city | Ohio | United States | 39.80 | -83.15 | 830 | |
| Orient | city | Oregon | United States | 45.47 | -122.35 | 830 | |
| Orient | city | Pennsylvania | United States | 39.95 | -79.85 | 1154 | |
| Orient | city | South Dakota | United States | 44.90 | -99.09 | 1669 | |
| Orient | city | Texas | United States | 31.66 | -100.33 | 2040 | |
| Orient | city | Texas | United States | 32.51 | -100.41 | 2066 | |
| Orient | city | Washington | United States | 48.87 | -118.20 | 1669 | |
| Orient Heights | city | Massachusetts | United States | 42.39 | -71.00 | 19 | |
| Orient Hill | city | West Virginia | United States | 38.03 | -80.73 | 2936 | |
| Orient Park | city | Florida | United States | 27.97 | -82.37 | 9 | |
| Orient Point | city | New York | United States | 41.15 | -72.25 | 3 | |
| Orienta | city | New York | United States | 40.94 | -73.73 | 0 | |
| Orienta | city | Oklahoma | United States | 36.36 | -98.47 | 1240 | |
| Orienta Gardens | city | Florida | United States | 28.66 | -81.38 | 72 | |
| Orienta Losanĝeleso | city | California | United States | 34.02 | -118.17 | 187 | |
| Oriental | city | New Jersey | United States | 39.82 | -74.73 | 98 | |
| Oriental | city | North Carolina | United States | 35.03 | -76.69 | 3 | |
| Oriental | city | Oklahoma | United States | 35.54 | -96.23 | 830 | |
| Oriental | city | Pennsylvania | United States | 40.63 | -77.01 | 830 | |
| Oriental Park | city | New York | United States | 42.16 | -79.38 | 1669 | |
| Oriente | city | Puerto Rico | United States | 18.44 | -66.71 | 19 | |
| Oriente (historical) | city | Puerto Rico | United States | 18.23 | -65.67 | 104 | |
| Oriente Colonia | city | Texas | United States | 26.09 | -97.94 | 68 | |
| Origanna | city | Missouri | United States | 37.48 | -92.51 | 1200 | |
| Original (historical) | city | Nevada | United States | 36.90 | -116.88 | 4189 | |
| Originally named Warren, IL in 1840. | city | Illinois | United States | 40.79 | -90.99 | 830 | |
| Orihula | city | Wisconsin | United States | 44.21 | -88.83 | 830 | |
| Orilla | city | Iowa | United States | 41.51 | -93.73 | 928 | |
| Orillia | city | Washington | United States | 47.44 | -122.25 | 193 | |
| Orin | city | Washington | United States | 48.49 | -117.91 | 1669 | |
| Orin | city | Wyoming | United States | 42.65 | -105.19 | 5029 | |
| Orin Junction | city | Wyoming | United States | 42.66 | -105.18 | 5029 | |
| Orinda | city | California | United States | 37.88 | -122.18 | 830 | |
| Orinda Village | city | California | United States | 37.89 | -122.20 | 830 | |
| Orinoco | city | Montana | United States | 46.30 | -106.59 | 2509 | |
| Orio | city | Illinois | United States | 38.55 | -87.78 | 830 | |
| Oriole | city | Indiana | United States | 38.17 | -86.50 | 830 | |
| Oriole | city | Kentucky | United States | 37.30 | -87.57 | 400 | |
| Oriole | city | Maryland | United States | 38.17 | -75.81 | 3 | |
| Oriole | city | Missouri | United States | 37.44 | -89.54 | 830 | |
| Oriole | city | Pennsylvania | United States | 41.14 | -77.21 | 830 | |
| Oriole | city | Florida | United States | 27.95 | -82.50 | 22 | |
| Oriole (historical) | city | West Virginia | United States | 39.43 | -79.80 | 1669 | |
| Oriole Beach | city | Florida | United States | 30.37 | -87.09 | 0 | |
| Orion | city | Arkansas | United States | 34.47 | -92.25 | 269 | |
| Orion | city | Alabama | United States | 31.96 | -86.01 | 830 | |
| Orion | city | Illinois | United States | 41.35 | -90.38 | 830 | |
| Orion | city | Mississippi | United States | 34.72 | -89.65 | 830 | |
| Orion | city | North Carolina | United States | 36.40 | -81.42 | 2867 | |
| Orion | city | Oklahoma | United States | 36.22 | -98.78 | 1751 | |
| Orion | city | Wisconsin | United States | 43.20 | -90.43 | 830 | |
| Orion (historical) | city | California | United States | 36.31 | -119.74 | 196 | |
| Oriska | city | North Dakota | United States | 46.93 | -97.79 | 1669 | |
| Oriskany | city | New York | United States | 43.16 | -75.33 | 830 | |
| Oriskany | city | Virginia | United States | 37.62 | -79.98 | 1099 | |
| Oriskany Falls | city | New York | United States | 42.94 | -75.46 | 997 | |
| Orita | city | California | United States | 32.98 | -115.41 | -1689 | |
| Oriza (historical) | city | Louisiana | United States | 30.26 | -92.51 | 19 | |
| Orizaba (historical) | city | Nevada | United States | 38.51 | -117.62 | 5869 |