| River Ridge to Oakleaf Plantation (Florida) | 501.59 mi (807.23 km) |
| River Ridge to Oakley (California) | 1,876.65 mi (3,020.17 km) |
| River Ridge to Oakton (Virginia) | 958.83 mi (1,543.09 km) |
| River Ridge to Oakville (Missouri) | 586.53 mi (943.93 km) |
| River Ridge to Oatfield (Oregon) | 2,046.58 mi (3,293.65 km) |
| River Ridge to Ocala (Florida) | 487.80 mi (785.04 km) |
| River Ridge to Ocean Acres (New Jersey) | 1,125.69 mi (1,811.63 km) |
| River Ridge to Ocean City (New Jersey) | 1,093.90 mi (1,760.46 km) |
| River Ridge to Ocean Pines (Maryland) | 1,037.62 mi (1,669.88 km) |
| River Ridge to Ocean Pointe (Hawaii) | 4,207.63 mi (6,771.53 km) |
| River Ridge to Ocean Springs (Mississippi) | 91.09 mi (146.60 km) |
| River Ridge to Oceanside (California) | 1,605.56 mi (2,583.90 km) |
| River Ridge to Oceanside (New York) | 1,187.46 mi (1,911.03 km) |
| River Ridge to Ocoee (Florida) | 532.05 mi (856.25 km) |
| River Ridge to Oconomowoc (Wisconsin) | 912.89 mi (1,469.15 km) |
