| Castle Rock to Attleboro (Massachusetts) | 1,756.64 mi (2,827.04 km) |
| Castle Rock to Atwater (California) | 863.07 mi (1,388.98 km) |
| Castle Rock to Auburn (Alabama) | 1,176.00 mi (1,892.58 km) |
| Castle Rock to Auburn (California) | 868.96 mi (1,398.46 km) |
| Castle Rock to Auburn (Indiana) | 1,048.83 mi (1,687.94 km) |
| Castle Rock to Auburn (Maine) | 1,800.00 mi (2,896.82 km) |
| Castle Rock to Auburn (New York) | 1,484.61 mi (2,389.25 km) |
| Castle Rock to Auburn (Washington) | 1,026.44 mi (1,651.90 km) |
| Castle Rock to Auburn Hills (Michigan) | 1,145.84 mi (1,844.05 km) |
| Castle Rock to Auburndale (Florida) | 1,530.09 mi (2,462.44 km) |
| Castle Rock to Augusta (Georgia) | 1,329.54 mi (2,139.69 km) |
| Castle Rock to Augusta (Maine) | 1,825.12 mi (2,937.25 km) |
| Castle Rock to Aurora (Colorado) | 23.96 mi (38.56 km) |
| Castle Rock to Aurora (Illinois) | 883.36 mi (1,421.63 km) |
| Castle Rock to Aurora (Ohio) | 1,241.34 mi (1,997.75 km) |
