| Riverdale to Oakleaf Plantation (Florida) | 279.05 mi (449.09 km) |
| Riverdale to Oakley (California) | 2,098.13 mi (3,376.61 km) |
| Riverdale to Oakton (Virginia) | 540.35 mi (869.61 km) |
| Riverdale to Oakville (Missouri) | 471.99 mi (759.59 km) |
| Riverdale to Oatfield (Oregon) | 2,169.67 mi (3,491.74 km) |
| Riverdale to Ocala (Florida) | 331.02 mi (532.73 km) |
| Riverdale to Ocean Acres (New Jersey) | 704.59 mi (1,133.93 km) |
| Riverdale to Ocean City (New Jersey) | 672.19 mi (1,081.79 km) |
| Riverdale to Ocean Pines (Maryland) | 615.26 mi (990.16 km) |
| Riverdale to Ocean Pointe (Hawaii) | 4,502.96 mi (7,246.82 km) |
| Riverdale to Ocean Springs (Mississippi) | 336.53 mi (541.60 km) |
| Riverdale to Oceanside (California) | 1,889.83 mi (3,041.38 km) |
| Riverdale to Oceanside (New York) | 767.77 mi (1,235.61 km) |
| Riverdale to Ocoee (Florida) | 384.12 mi (618.18 km) |
| Riverdale to Oconomowoc (Wisconsin) | 694.81 mi (1,118.19 km) |
