| Riverdale to Salisbury (New York) | 775.58 mi (1,248.18 km) |
| Riverdale to Salisbury (North Carolina) | 265.99 mi (428.07 km) |
| Riverdale to Salmon Creek (Washington) | 2,176.14 mi (3,502.16 km) |
| Riverdale to Salt Lake City (Utah) | 1,587.34 mi (2,554.57 km) |
| Riverdale to Sammamish (Washington) | 2,171.85 mi (3,495.26 km) |
| Riverdale to San Angelo (Texas) | 945.10 mi (1,520.99 km) |
| Riverdale to San Anselmo (California) | 2,145.72 mi (3,453.21 km) |
| Riverdale to San Antonio (Texas) | 877.38 mi (1,412.01 km) |
| Riverdale to San Benito (Texas) | 943.59 mi (1,518.55 km) |
| Riverdale to San Bernardino (California) | 1,879.08 mi (3,024.09 km) |
| Riverdale to San Bruno (California) | 2,139.84 mi (3,443.74 km) |
| Riverdale to San Buenaventura (California) | 1,987.26 mi (3,198.19 km) |
| Riverdale to San Carlos (California) | 2,131.55 mi (3,430.40 km) |
| Riverdale to San Carlos Park (Florida) | 513.58 mi (826.52 km) |
| Riverdale to San Clemente (California) | 1,904.37 mi (3,064.78 km) |
