| Boskoop to Carson (California) | 5,575.07 mi (8,972.21 km) |
| Boskoop to Carson City (Nevada) | 5,305.11 mi (8,537.75 km) |
| Boskoop to Carteret (New Jersey) | 3,655.18 mi (5,882.44 km) |
| Boskoop to Cartersville (Georgia) | 4,380.34 mi (7,049.47 km) |
| Boskoop to Carthage (Missouri) | 4,589.73 mi (7,386.46 km) |
| Boskoop to Cary (Illinois) | 4,113.96 mi (6,620.78 km) |
| Boskoop to Cary (North Carolina) | 4,063.32 mi (6,539.29 km) |
| Boskoop to Casa de Oro-Mount Helix (California) | 5,598.99 mi (9,010.70 km) |
| Boskoop to Casa Grande (Arizona) | 5,425.65 mi (8,731.75 km) |
| Boskoop to Casas Adobes (Arizona) | 5,433.25 mi (8,743.97 km) |
| Boskoop to Cascades (Virginia) | 3,851.04 mi (6,197.65 km) |
| Boskoop to Casper (Wyoming) | 4,696.67 mi (7,558.57 km) |
| Boskoop to Casselberry (Florida) | 4,519.03 mi (7,272.68 km) |
| Boskoop to Castaic (California) | 5,548.31 mi (8,929.15 km) |
| Boskoop to Castle Pines (Colorado) | 4,833.64 mi (7,779.00 km) |
