| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ocala | city | Florida | United States | 29.19 | -82.14 | 98 | |
| Ocala | city | Nevada | United States | 39.91 | -118.74 | 4189 | |
| Ocala | city | Virginia | United States | 36.86 | -80.64 | 2509 | |
| Ocala Estates | city | Florida | United States | 29.20 | -82.31 | 55 | |
| Ocala Highlands Estates | city | Florida | United States | 29.26 | -82.14 | 85 | |
| Ocala Municipal Trailer Park | city | Florida | United States | 29.20 | -82.13 | 72 | |
| Ocala Park Ranch | city | Florida | United States | 29.25 | -82.22 | 88 | |
| Ocala Ridge | city | Florida | United States | 29.19 | -82.21 | 72 | |
| Ocala Sun RV Resort | city | Florida | United States | 29.03 | -82.17 | 98 | |
| Ocala Thoroughbred Acres | city | Florida | United States | 29.17 | -82.24 | 78 | |
| Ocala Waterway | city | Florida | United States | 29.07 | -82.19 | 78 | |
| Ocampo | city | Alabama | United States | 33.03 | -86.76 | 830 | |
| Ocana | city | Tennessee | United States | 36.38 | -86.56 | 830 | |
| Ocapos (historical) | city | Arizona | United States | 33.00 | -112.52 | 1669 | |
| Ocate | city | New Mexico | United States | 36.18 | -105.05 | 7549 | |
| Ocaw | city | Texas | United States | 31.62 | -97.08 | 830 | |
| Occanum | city | New York | United States | 42.09 | -75.70 | 1197 | |
| Occanum Falls Mobile Home Park | city | New York | United States | 42.08 | -75.67 | 1669 | |
| Occident | city | Indiana | United States | 39.69 | -85.48 | 964 | |
| Occident | city | Florida | United States | 27.92 | -82.53 | 6 | |
| Occidental | city | Colorado | United States | 37.52 | -105.11 | 7706 | |
| Occidental | city | California | United States | 38.41 | -122.95 | 830 | |
| Occoquan | city | Virginia | United States | 38.68 | -77.26 | 36 | |
| Occoquan Forest | city | Virginia | United States | 38.72 | -77.39 | 200 | |
| Occoquan River Hills | city | Virginia | United States | 38.72 | -77.41 | 249 | |
| Occum | city | Connecticut | United States | 41.60 | -72.05 | 65 | |
| Occupacia | city | Virginia | United States | 38.04 | -77.02 | 98 | |
| Ocean | city | Maryland | United States | 39.60 | -78.94 | 1899 | |
| Ocean | city | North Carolina | United States | 34.71 | -76.99 | 9 | |
| Ocean Acres | city | New Jersey | United States | 39.74 | -74.28 | 101 | |
| Ocean Aire Estates Mobile Home Park | city | Florida | United States | 29.05 | -80.94 | 3 | |
| Ocean Bay City | city | Maryland | United States | 38.41 | -75.06 | 3 | |
| Ocean Bay Mobile Home Park | city | Washington | United States | 46.49 | -124.04 | 29 | |
| Ocean Bay Park | city | New York | United States | 40.65 | -73.14 | 0 | |
| Ocean Beach | city | New Jersey | United States | 39.98 | -74.07 | 3 | |
| Ocean Beach | city | New York | United States | 40.65 | -73.16 | 0 | |
| Ocean Beach | city | California | United States | 32.74 | -117.26 | 3 | |
| Ocean Bluff | city | Massachusetts | United States | 42.10 | -70.65 | 3 | |
| Ocean Breeze Mobile Home Park | city | California | United States | 36.96 | -121.98 | 39 | |
| Ocean Breeze Park | city | Florida | United States | 27.24 | -80.22 | 3 | |
| Ocean Breeze Trailer Park | city | California | United States | 33.76 | -117.96 | 29 | |
| Ocean City | city | Florida | United States | 30.44 | -86.61 | 36 | |
| Ocean City | city | Maryland | United States | 38.34 | -75.08 | 3 | |
| Ocean City | city | New Jersey | United States | 39.28 | -74.57 | 0 | |
| Ocean City | city | Washington | United States | 47.07 | -124.17 | 39 | |
| Ocean City Beach | city | North Carolina | United States | 34.46 | -77.49 | 0 | |
| Ocean Crest | city | North Carolina | United States | 34.66 | -77.05 | 0 | |
| Ocean Drive Beach | city | South Carolina | United States | 33.82 | -78.67 | 0 | |
| Ocean Dunes | city | North Carolina | United States | 36.16 | -75.74 | 3 | |
| Ocean Forest | city | South Carolina | United States | 33.73 | -78.84 | 9 | |
| Ocean Gate | city | New Jersey | United States | 39.93 | -74.13 | 3 | |
| Ocean Grove | city | Massachusetts | United States | 41.73 | -71.21 | 13 | |
| Ocean Grove | city | New Jersey | United States | 40.21 | -74.01 | 0 | |
| Ocean Grove | city | Washington | United States | 47.18 | -124.20 | 0 | |
| Ocean Harbor | city | Florida | United States | 28.03 | -82.57 | 19 | |
| Ocean Heights | city | Massachusetts | United States | 41.41 | -70.55 | 3 | |
| Ocean Heights | city | New Jersey | United States | 39.33 | -74.59 | 9 | |
| Ocean Hills | city | California | United States | 33.16 | -117.26 | 396 | |
| Ocean Hills | city | North Carolina | United States | 36.39 | -75.83 | 6 | |
| Ocean Isle Beach | city | North Carolina | United States | 33.89 | -78.43 | 0 | |
| Ocean Lakes | city | South Carolina | United States | 33.63 | -78.95 | 0 | |
| Ocean Park | city | California | United States | 34.00 | -118.48 | 3 | |
| Ocean Park | city | Maine | United States | 43.50 | -70.39 | 0 | |
| Ocean Park | city | Oregon | United States | 44.73 | -124.06 | 118 | |
| Ocean Park | city | Virginia | United States | 36.91 | -76.10 | 0 | |
| Ocean Park | city | Washington | United States | 46.49 | -124.05 | 45 | |
| Ocean Park | city | Puerto Rico | United States | 18.45 | -66.05 | 16 | |
| Ocean Pines | city | Maryland | United States | 38.40 | -75.16 | 19 | |
| Ocean Pines | city | North Carolina | United States | 36.20 | -75.77 | 3 | |
| Ocean Pines | city | South Carolina | United States | 33.59 | -79.01 | 13 | |
| Ocean Pines Mobile Home Park | city | Virginia | United States | 36.80 | -76.03 | 19 | |
| Ocean Point | city | Maine | United States | 43.82 | -69.60 | 0 | |
| Ocean Point | city | New York | United States | 40.62 | -73.73 | 39 | |
| Ocean Ridge | city | Florida | United States | 26.53 | -80.05 | 3 | |
| Ocean Roar | city | California | United States | 38.22 | -122.92 | 196 | |
| Ocean Shores | city | Washington | United States | 46.97 | -124.16 | 16 | |
| Ocean Spray Mobile Home Estates | city | North Carolina | United States | 34.70 | -77.07 | 29 | |
| Ocean Springs | city | Mississippi | United States | 30.41 | -88.83 | 6 | |
| Ocean Township | city | New Jersey | United States | 39.79 | -74.20 | 6 | |
| Ocean View | city | Delaware | United States | 38.55 | -75.09 | 13 | |
| Ocean View | city | California | United States | 33.72 | -117.99 | 13 | |
| Ocean View | city | Massachusetts | United States | 42.68 | -70.62 | 3 | |
| Ocean View | city | New Jersey | United States | 39.18 | -74.73 | 6 | |
| Ocean View | city | North Carolina | United States | 34.26 | -77.78 | 3 | |
| Ocean View | city | Virginia | United States | 36.95 | -76.25 | 9 | |
| Ocean View Estates | city | California | United States | 33.70 | -118.01 | 32 | |
| Ocean View Heights | city | Florida | United States | 25.74 | -80.24 | 3 | |
| Ocean View Mobile Home Park | city | Washington | United States | 48.13 | -123.50 | 137 | |
| Ocean View Village | city | Maine | United States | 43.18 | -70.61 | 3 | |
| Ocean Village | city | Delaware | United States | 38.56 | -75.06 | 3 | |
| Ocean Vue | city | Florida | United States | 26.32 | -80.08 | 0 | |
| Ocean Waterway Mobile Home Park | city | Florida | United States | 26.06 | -80.16 | 9 | |
| Ocean Way Estates | city | Delaware | United States | 38.54 | -75.08 | 13 | |
| Ocean West Mobile Home Park | city | California | United States | 40.96 | -124.11 | 177 | |
| Oceana | city | Virginia | United States | 36.84 | -76.01 | 19 | |
| Oceana | city | West Virginia | United States | 37.69 | -81.62 | 1669 | |
| Oceana | city | California | United States | 33.21 | -117.33 | 196 | |
| Oceanair | city | Virginia | United States | 36.94 | -76.25 | 9 | |
| Oceanic | city | New Jersey | United States | 40.38 | -74.01 | 6 | |
| Oceanic | city | Alaska | United States | 60.21 | -147.82 | 196 | |
| Oceanlake | city | Oregon | United States | 44.98 | -124.01 | 49 | |
| Oceanmarsh Subdivision | city | South Carolina | United States | 32.40 | -80.44 | 3 | |
| Oceano | city | California | United States | 35.10 | -120.61 | 39 | |
| Oceano Beach | city | California | United States | 35.11 | -120.63 | 13 | |
| Oceanport | city | New Jersey | United States | 40.32 | -74.02 | 3 | |
| Oceanside | city | New York | United States | 40.64 | -73.64 | 22 | |
| Oceanside | city | Oregon | United States | 45.46 | -123.97 | 134 | |
| Oceanside | city | Washington | United States | 46.41 | -124.05 | 19 | |
| Oceanside | city | California | United States | 33.20 | -117.38 | 32 | |
| Oceanside Village | city | South Carolina | United States | 33.59 | -78.99 | 3 | |
| Oceanview | city | California | United States | 37.71 | -122.44 | 830 | |
| Oceanview | city | South Carolina | United States | 32.72 | -79.93 | 3 | |
| Oceanview | city | Guam | United States | 13.57 | 144.82 | 22 | |
| Oceanview | city | Washington | United States | 46.32 | -124.06 | 16 | |
| Oceanview | city | Puerto Rico | United States | 18.47 | -66.74 | 13 | |
| Oceanville | city | Maine | United States | 44.19 | -68.62 | 3 | |
| Oceanville | city | New Jersey | United States | 39.47 | -74.46 | 9 | |
| Oceanway | city | Florida | United States | 30.47 | -81.63 | 19 | |
| Oceanway Mobile Home Park | city | North Carolina | United States | 34.09 | -77.90 | 29 | |
| Oceanway Village Mobile Home Park | city | Florida | United States | 30.47 | -81.62 | 19 | |
| Oceda | city | South Carolina | United States | 33.35 | -79.64 | 22 | |
| Ocee | city | Georgia | United States | 34.06 | -84.21 | 1112 | |
| Ocee | city | Texas | United States | 31.56 | -97.36 | 830 | |
| Oceola | city | Alabama | United States | 34.17 | -85.49 | 830 | |
| Oceola | city | Ohio | United States | 40.84 | -83.09 | 898 | |
| Oceola Estates | city | Maryland | United States | 39.47 | -77.12 | 846 | |
| Oceola Lake | city | New York | United States | 41.34 | -73.80 | 830 | |
| Ocheesee | city | Florida | United States | 30.58 | -85.02 | 104 | |
| Ocheesee Gardens | city | Florida | United States | 30.66 | -84.97 | 101 | |
| Ocheesee Landing | city | Florida | United States | 30.58 | -84.97 | 45 | |
| Ocheeseulga (historical) | city | Florida | United States | 30.40 | -85.07 | 52 | |
| Ochelata | city | Oklahoma | United States | 36.60 | -95.98 | 830 | |
| Ocheltree | city | Kansas | United States | 38.77 | -94.82 | 1122 | |
| Ocheyedan | city | Iowa | United States | 43.42 | -95.53 | 1669 | |
| Ochillee | city | Georgia | United States | 32.39 | -84.84 | 262 | |
| Ochisi (historical) | city | Florida | United States | 30.48 | -84.95 | 147 | |
| Ochlocknee | city | Georgia | United States | 30.97 | -84.05 | 249 | |
| Ochlockonee | city | Florida | United States | 30.47 | -84.41 | 88 | |
| Ochoa | city | New Mexico | United States | 32.19 | -103.44 | 3412 | |
| Ochoa | city | Texas | United States | 29.67 | -104.50 | 2650 | |
| Ochopee | city | Florida | United States | 25.90 | -81.30 | 3 | |
| Ochre Mill | city | Pennsylvania | United States | 41.13 | -75.78 | 1669 | |
| Ochwalkee | city | Georgia | United States | 32.19 | -82.64 | 124 | |
| Ocie | city | Missouri | United States | 36.56 | -92.76 | 830 | |
| Ocilla | city | Georgia | United States | 31.59 | -83.25 | 308 | |
| Ockenden | city | California | United States | 37.09 | -119.32 | 5869 | |
| Ocker | city | Texas | United States | 31.07 | -97.14 | 830 | |
| Ocklawaha | city | Florida | United States | 29.04 | -81.93 | 68 | |
| Ockley | city | Indiana | United States | 40.49 | -86.63 | 830 | |
| Ocklockonee (historical) | city | Florida | United States | 30.67 | -84.30 | 108 | |
| Oco | city | Ohio | United States | 40.11 | -81.00 | 1122 | |
| Ocobla | city | Mississippi | United States | 32.75 | -89.03 | 830 | |
| Ocoee | city | Florida | United States | 28.57 | -81.54 | 147 | |
| Ocoee | city | Tennessee | United States | 35.12 | -84.72 | 849 | |
| Oconaluftee Indian Village | city | North Carolina | United States | 35.49 | -83.32 | 1971 | |
| Oconee | city | Georgia | United States | 32.86 | -82.95 | 249 | |
| Oconee | city | Illinois | United States | 39.29 | -89.11 | 830 | |
| Oconee | city | Nebraska | United States | 41.47 | -97.52 | 1669 | |
| Oconee (historical) | city | Arkansas | United States | 36.39 | -91.15 | 347 | |
| Oconee Estates | city | South Carolina | United States | 34.70 | -83.01 | 830 | |
| Oconee Heights | city | Georgia | United States | 33.99 | -83.43 | 830 | |
| Oconee Old Town (historical) | city | Georgia | United States | 33.00 | -83.16 | 242 | |
| Oconee Point | city | South Carolina | United States | 34.60 | -82.87 | 830 | |
| Oconee Springs | city | Georgia | United States | 33.29 | -83.20 | 341 | |
| Oconomowoc | city | Wisconsin | United States | 43.11 | -88.50 | 875 | |
| Oconomowoc Lake | city | Wisconsin | United States | 43.10 | -88.46 | 859 | |
| Oconorville (historical) | city | Ohio | United States | 39.66 | -82.16 | 898 | |
| Oconto | city | Nebraska | United States | 41.14 | -99.76 | 2595 | |
| Oconto | city | Wisconsin | United States | 44.89 | -87.86 | 830 | |
| Oconto Falls | city | Wisconsin | United States | 44.87 | -88.14 | 830 | |
| Ocoonita | city | Virginia | United States | 36.73 | -83.14 | 2001 | |
| Ocosta | city | Washington | United States | 46.89 | -124.04 | 16 | |
| Ocotillo | city | Arizona | United States | 33.24 | -111.86 | 1197 | |
| Ocotillo | city | Arizona | United States | 34.36 | -112.20 | 4199 | |
| Ocotillo | city | California | United States | 32.74 | -115.99 | 380 | |
| Ocotillo Wells | city | California | United States | 33.14 | -116.13 | 193 | |
| Ocoya | city | Illinois | United States | 40.81 | -88.68 | 830 | |
| Ocqueoc | city | Michigan | United States | 45.41 | -84.09 | 830 | |
| Ocracoke | city | North Carolina | United States | 35.11 | -75.98 | 3 | |
| Ocracoke Island | city | North Carolina | United States | 35.11 | -75.98 | 3 | |
| Ocran | city | Virginia | United States | 37.66 | -76.35 | 3 | |
| Ocre (historical) | city | Virginia | United States | 37.34 | -77.33 | 98 | |
| Octa | city | Missouri | United States | 36.17 | -90.12 | 259 | |
| Octa | city | Ohio | United States | 39.60 | -83.61 | 997 | |
| Octagon | city | Alabama | United States | 32.20 | -87.76 | 314 | |
| Octagon | city | Indiana | United States | 40.53 | -86.99 | 830 | |
| Octagon | city | Virginia | United States | 36.90 | -77.90 | 347 | |
| Octahatchee | city | Florida | United States | 30.58 | -83.19 | 167 | |
| Octararo (historical) | city | Maryland | United States | 39.71 | -76.11 | 157 | |
| Octararo Lakes | city | Maryland | United States | 39.70 | -76.12 | 232 | |
| Octave | city | Arizona | United States | 34.14 | -112.69 | 3572 | |
| Octavia | city | Nebraska | United States | 41.35 | -97.06 | 1669 | |
| Octavia | city | Oklahoma | United States | 34.53 | -94.70 | 846 | |
| Octol | city | California | United States | 36.12 | -119.33 | 249 | |
| Octoraro | city | Maryland | United States | 39.66 | -76.15 | 49 | |
| Octoraro Park | city | Maryland | United States | 39.69 | -76.13 | 150 | |
| Oculus (historical) | city | Georgia | United States | 34.54 | -83.78 | 1669 |