| Castricum to Alum Rock (California) | 5,443.63 mi (8,760.68 km) |
| Castricum to Alvin (Texas) | 5,020.81 mi (8,080.21 km) |
| Castricum to Amarillo (Texas) | 4,943.56 mi (7,955.90 km) |
| Castricum to Amelia (Ohio) | 4,104.05 mi (6,604.84 km) |
| Castricum to American Canyon (California) | 5,406.88 mi (8,701.52 km) |
| Castricum to American Fork (Utah) | 4,979.40 mi (8,013.57 km) |
| Castricum to Americus (Georgia) | 4,452.06 mi (7,164.90 km) |
| Castricum to Ames (Iowa) | 4,297.72 mi (6,916.51 km) |
| Castricum to Amherst (Ohio) | 3,914.30 mi (6,299.46 km) |
| Castricum to Ammon (Idaho) | 4,809.30 mi (7,739.82 km) |
| Castricum to Amsterdam (New York) | 3,536.26 mi (5,691.06 km) |
| Castricum to Anacortes (Washington) | 4,801.71 mi (7,727.61 km) |
| Castricum to Anaheim (California) | 5,539.98 mi (8,915.74 km) |
| Castricum to Anchorage (Alaska) | 4,449.29 mi (7,160.43 km) |
| Castricum to Anderson (California) | 5,271.86 mi (8,484.24 km) |
