| Castle Rock to Waimea (Hawaii) | 3,278.02 mi (5,275.47 km) |
| Castle Rock to Waipahu (Hawaii) | 3,349.37 mi (5,390.29 km) |
| Castle Rock to Waipio (Hawaii) | 3,347.55 mi (5,387.36 km) |
| Castle Rock to Wake Forest (North Carolina) | 1,454.38 mi (2,340.59 km) |
| Castle Rock to Wakefield (Virginia) | 1,475.31 mi (2,374.27 km) |
| Castle Rock to Waldorf (Maryland) | 1,495.05 mi (2,406.04 km) |
| Castle Rock to Walker (Michigan) | 1,022.04 mi (1,644.81 km) |
| Castle Rock to Walker Mill (Maryland) | 1,493.47 mi (2,403.50 km) |
| Castle Rock to Walla Walla (Washington) | 824.16 mi (1,326.36 km) |
| Castle Rock to Wallingford Center (Connecticut) | 1,681.68 mi (2,706.41 km) |
| Castle Rock to Wallington (New Jersey) | 1,619.49 mi (2,606.32 km) |
| Castle Rock to Walnut (California) | 808.40 mi (1,300.99 km) |
| Castle Rock to Walnut Creek (California) | 931.66 mi (1,499.37 km) |
| Castle Rock to Walnut Park (California) | 828.55 mi (1,333.43 km) |
| Castle Rock to Waltham (Massachusetts) | 1,756.52 mi (2,826.85 km) |
