| Constanta to Carson (California) | 6,659.09 mi (10,716.76 km) |
| Constanta to Carson City (Nevada) | 6,352.17 mi (10,222.83 km) |
| Constanta to Carteret (New Jersey) | 4,878.56 mi (7,851.29 km) |
| Constanta to Cartersville (Georgia) | 5,601.39 mi (9,014.56 km) |
| Constanta to Carthage (Missouri) | 5,783.05 mi (9,306.91 km) |
| Constanta to Cary (Illinois) | 5,308.16 mi (8,542.66 km) |
| Constanta to Cary (North Carolina) | 5,288.02 mi (8,510.25 km) |
| Constanta to Casa de Oro-Mount Helix (California) | 6,697.19 mi (10,778.09 km) |
| Constanta to Casa Grande (Arizona) | 6,557.16 mi (10,552.72 km) |
| Constanta to Casas Adobes (Arizona) | 6,571.52 mi (10,575.84 km) |
| Constanta to Cascades (Virginia) | 5,073.60 mi (8,165.17 km) |
| Constanta to Casper (Wyoming) | 5,813.25 mi (9,355.52 km) |
| Constanta to Casselberry (Florida) | 5,744.65 mi (9,245.12 km) |
| Constanta to Castaic (California) | 6,626.55 mi (10,664.40 km) |
| Constanta to Castle Pines (Colorado) | 5,974.39 mi (9,614.85 km) |
