| Castle Rock to West Falls Church (Virginia) | 1,477.59 mi (2,377.95 km) |
| Castle Rock to West Fargo (North Dakota) | 653.38 mi (1,051.51 km) |
| Castle Rock to West Freehold (New Jersey) | 1,615.11 mi (2,599.28 km) |
| Castle Rock to West Haven (Connecticut) | 1,675.30 mi (2,696.13 km) |
| Castle Rock to West Haven (Utah) | 399.89 mi (643.56 km) |
| Castle Rock to West Haverstraw (New York) | 1,623.01 mi (2,611.99 km) |
| Castle Rock to West Hempstead (New York) | 1,644.48 mi (2,646.54 km) |
| Castle Rock to West Hollywood (California) | 831.78 mi (1,338.61 km) |
| Castle Rock to West Islip (New York) | 1,662.88 mi (2,676.15 km) |
| Castle Rock to West Jordan (Utah) | 387.60 mi (623.79 km) |
| Castle Rock to West Lafayette (Indiana) | 951.46 mi (1,531.23 km) |
| Castle Rock to West Lealman (Florida) | 1,496.15 mi (2,407.83 km) |
| Castle Rock to West Linn (Oregon) | 994.98 mi (1,601.27 km) |
| Castle Rock to West Little River (Florida) | 1,701.27 mi (2,737.93 km) |
| Castle Rock to West Melbourne (Florida) | 1,586.68 mi (2,553.51 km) |
