| Oceanside to Oakleaf Plantation (Florida) | 2,086.19 mi (3,357.40 km) |
| Oceanside to Oakley (California) | 411.30 mi (661.92 km) |
| Oceanside to Oakton (Virginia) | 2,250.37 mi (3,621.62 km) |
| Oceanside to Oakville (Missouri) | 1,548.16 mi (2,491.52 km) |
| Oceanside to Oatfield (Oregon) | 887.70 mi (1,428.62 km) |
| Oceanside to Ocala (Florida) | 2,086.68 mi (3,358.18 km) |
| Oceanside to Ocean Acres (New Jersey) | 2,408.79 mi (3,876.57 km) |
| Oceanside to Ocean City (New Jersey) | 2,393.56 mi (3,852.06 km) |
| Oceanside to Ocean Pines (Maryland) | 2,368.49 mi (3,811.72 km) |
| Oceanside to Ocean Pointe (Hawaii) | 2,614.01 mi (4,206.84 km) |
| Oceanside to Ocean Springs (Mississippi) | 1,680.63 mi (2,704.71 km) |
| Oceanside to Oceanside (New York) | 2,439.96 mi (3,926.74 km) |
| Oceanside to Ocoee (Florida) | 2,134.64 mi (3,435.37 km) |
| Oceanside to Oconomowoc (Wisconsin) | 1,696.59 mi (2,730.39 km) |
| Oceanside to Odenton (Maryland) | 2,282.42 mi (3,673.20 km) |
