| Riverdale to Port Charlotte (Florida) | 474.26 mi (763.26 km) |
| Riverdale to Port Chester (New York) | 781.89 mi (1,258.33 km) |
| Riverdale to Port Hueneme (California) | 1,986.86 mi (3,197.54 km) |
| Riverdale to Port Huron (Michigan) | 659.41 mi (1,061.21 km) |
| Riverdale to Port Lavaca (Texas) | 798.83 mi (1,285.59 km) |
| Riverdale to Port Neches (Texas) | 612.18 mi (985.20 km) |
| Riverdale to Port Orange (Florida) | 367.29 mi (591.09 km) |
| Riverdale to Port Orchard (Washington) | 2,198.81 mi (3,538.64 km) |
| Riverdale to Port Royal (South Carolina) | 230.55 mi (371.04 km) |
| Riverdale to Port Salerno (Florida) | 509.72 mi (820.32 km) |
| Riverdale to Port St. John (Florida) | 411.05 mi (661.53 km) |
| Riverdale to Port St. Lucie (Florida) | 495.81 mi (797.93 km) |
| Riverdale to Port Washington (New York) | 774.07 mi (1,245.74 km) |
| Riverdale to Port Washington (Wisconsin) | 703.92 mi (1,132.85 km) |
| Riverdale to Port Wentworth (Georgia) | 208.94 mi (336.26 km) |
