| Castle Rock to Santa Rosa (California) | 960.42 mi (1,545.65 km) |
| Castle Rock to Santaquin (Utah) | 371.29 mi (597.53 km) |
| Castle Rock to Santee (California) | 812.17 mi (1,307.06 km) |
| Castle Rock to Sapulpa (Oklahoma) | 531.79 mi (855.84 km) |
| Castle Rock to Saraland (Alabama) | 1,112.47 mi (1,790.34 km) |
| Castle Rock to Sarasota (Florida) | 1,526.12 mi (2,456.05 km) |
| Castle Rock to Sarasota Springs (Florida) | 1,530.70 mi (2,463.43 km) |
| Castle Rock to Saratoga (California) | 940.71 mi (1,513.93 km) |
| Castle Rock to Saratoga Springs (New York) | 1,625.48 mi (2,615.96 km) |
| Castle Rock to Saratoga Springs (Utah) | 380.36 mi (612.13 km) |
| Castle Rock to Sartell (Minnesota) | 691.40 mi (1,112.70 km) |
| Castle Rock to Satellite Beach (Florida) | 1,585.85 mi (2,552.18 km) |
| Castle Rock to Sauk Rapids (Minnesota) | 693.24 mi (1,115.66 km) |
| Castle Rock to Sault Ste. Marie (Michigan) | 1,142.07 mi (1,837.99 km) |
| Castle Rock to Savage (Minnesota) | 695.74 mi (1,119.68 km) |
