| Castle Rock to Forrest City (Arkansas) | 829.36 mi (1,334.73 km) |
| Castle Rock to Fort Atkinson (Wisconsin) | 866.69 mi (1,394.81 km) |
| Castle Rock to Fort Bliss (Texas) | 527.67 mi (849.21 km) |
| Castle Rock to Fort Campbell North (Kentucky) | 962.66 mi (1,549.25 km) |
| Castle Rock to Fort Carson (Colorado) | 46.28 mi (74.48 km) |
| Castle Rock to Fort Collins (Colorado) | 81.71 mi (131.50 km) |
| Castle Rock to Fort Dodge (Iowa) | 597.35 mi (961.35 km) |
| Castle Rock to Fort Drum (New York) | 1,525.23 mi (2,454.63 km) |
| Castle Rock to Fort Hood (Texas) | 694.66 mi (1,117.94 km) |
| Castle Rock to Fort Hunt (Virginia) | 1,486.01 mi (2,391.51 km) |
| Castle Rock to Fort Lauderdale (Florida) | 1,693.23 mi (2,725.00 km) |
| Castle Rock to Fort Lee (New Jersey) | 1,626.55 mi (2,617.68 km) |
| Castle Rock to Fort Leonard Wood (Missouri) | 695.95 mi (1,120.02 km) |
| Castle Rock to Fort Lewis (Washington) | 1,035.45 mi (1,666.39 km) |
| Castle Rock to Fort Madison (Iowa) | 719.12 mi (1,157.31 km) |
