| Riverdale to Somersworth (New Hampshire) | 989.81 mi (1,592.95 km) |
| Riverdale to Somerton (Arizona) | 1,748.53 mi (2,813.99 km) |
| Riverdale to Somerville (Massachusetts) | 945.26 mi (1,521.24 km) |
| Riverdale to Somerville (New Jersey) | 724.59 mi (1,166.12 km) |
| Riverdale to Sonoma (California) | 2,138.51 mi (3,441.60 km) |
| Riverdale to Soquel (California) | 2,116.81 mi (3,406.68 km) |
| Riverdale to South Bend (Indiana) | 569.66 mi (916.78 km) |
| Riverdale to South Bradenton (Florida) | 435.44 mi (700.78 km) |
| Riverdale to South Burlington (Vermont) | 961.36 mi (1,547.16 km) |
| Riverdale to South Charleston (West Virginia) | 362.90 mi (584.03 km) |
| Riverdale to South Daytona (Florida) | 364.21 mi (586.14 km) |
| Riverdale to South El Monte (California) | 1,922.69 mi (3,094.28 km) |
| Riverdale to South Elgin (Illinois) | 619.83 mi (997.52 km) |
| Riverdale to South Euclid (Ohio) | 572.16 mi (920.80 km) |
| Riverdale to South Farmingdale (New York) | 779.23 mi (1,254.05 km) |
