| Oostkamp to Carson (California) | 5,576.08 mi (8,973.83 km) |
| Oostkamp to Carson City (Nevada) | 5,312.09 mi (8,548.99 km) |
| Oostkamp to Carteret (New Jersey) | 3,620.78 mi (5,827.09 km) |
| Oostkamp to Cartersville (Georgia) | 4,347.69 mi (6,996.94 km) |
| Oostkamp to Carthage (Missouri) | 4,569.44 mi (7,353.81 km) |
| Oostkamp to Cary (Illinois) | 4,093.95 mi (6,588.58 km) |
| Oostkamp to Cary (North Carolina) | 4,026.97 mi (6,480.79 km) |
| Oostkamp to Casa de Oro-Mount Helix (California) | 5,597.70 mi (9,008.64 km) |
| Oostkamp to Casa Grande (Arizona) | 5,418.86 mi (8,720.81 km) |
| Oostkamp to Casas Adobes (Arizona) | 5,425.15 mi (8,730.93 km) |
| Oostkamp to Cascades (Virginia) | 3,817.39 mi (6,143.50 km) |
| Oostkamp to Casper (Wyoming) | 4,693.88 mi (7,554.07 km) |
| Oostkamp to Casselberry (Florida) | 4,477.27 mi (7,205.47 km) |
| Oostkamp to Castaic (California) | 5,550.26 mi (8,932.29 km) |
| Oostkamp to Castle Pines (Colorado) | 4,826.00 mi (7,766.69 km) |
