| Castle Rock to Wayne (Michigan) | 1,136.87 mi (1,829.62 km) |
| Castle Rock to Waynesboro (Pennsylvania) | 1,447.19 mi (2,329.03 km) |
| Castle Rock to Waynesboro (Virginia) | 1,397.08 mi (2,248.39 km) |
| Castle Rock to Weatherford (Oklahoma) | 429.68 mi (691.50 km) |
| Castle Rock to Weatherford (Texas) | 604.38 mi (972.66 km) |
| Castle Rock to Webb City (Missouri) | 583.87 mi (939.64 km) |
| Castle Rock to Webster (Texas) | 876.47 mi (1,410.54 km) |
| Castle Rock to Webster Groves (Missouri) | 779.81 mi (1,254.98 km) |
| Castle Rock to Weddington (North Carolina) | 1,356.46 mi (2,183.02 km) |
| Castle Rock to Weigelstown (Pennsylvania) | 1,484.56 mi (2,389.17 km) |
| Castle Rock to Weirton (West Virginia) | 1,285.40 mi (2,068.66 km) |
| Castle Rock to Wekiwa Springs (Florida) | 1,524.26 mi (2,453.06 km) |
| Castle Rock to Welby (Colorado) | 32.61 mi (52.48 km) |
| Castle Rock to Wellington (Colorado) | 91.81 mi (147.76 km) |
| Castle Rock to Wellington (Florida) | 1,665.56 mi (2,680.45 km) |
