| Riverdale to Reading (Pennsylvania) | 661.65 mi (1,064.82 km) |
| Riverdale to Red Bank (New Jersey) | 737.89 mi (1,187.52 km) |
| Riverdale to Red Bank (Tennessee) | 118.28 mi (190.36 km) |
| Riverdale to Red Bluff (California) | 2,123.63 mi (3,417.65 km) |
| Riverdale to Red Hill (South Carolina) | 310.78 mi (500.15 km) |
| Riverdale to Red Oak (Texas) | 719.99 mi (1,158.72 km) |
| Riverdale to Red Wing (Minnesota) | 877.93 mi (1,412.89 km) |
| Riverdale to Redan (Georgia) | 18.63 mi (29.98 km) |
| Riverdale to Redding (California) | 2,130.39 mi (3,428.53 km) |
| Riverdale to Redland (Maryland) | 557.76 mi (897.63 km) |
| Riverdale to Redlands (California) | 1,873.00 mi (3,014.30 km) |
| Riverdale to Redmond (Oregon) | 2,089.65 mi (3,362.97 km) |
| Riverdale to Redmond (Washington) | 2,176.41 mi (3,502.59 km) |
| Riverdale to Redondo Beach (California) | 1,943.30 mi (3,127.45 km) |
| Riverdale to Redwood City (California) | 2,129.21 mi (3,426.63 km) |
