| Sinaia to Carson (California) | 6,515.41 mi (10,485.54 km) |
| Sinaia to Carson City (Nevada) | 6,214.01 mi (10,000.48 km) |
| Sinaia to Carteret (New Jersey) | 4,708.75 mi (7,578.00 km) |
| Sinaia to Cartersville (Georgia) | 5,432.30 mi (8,742.45 km) |
| Sinaia to Carthage (Missouri) | 5,619.84 mi (9,044.27 km) |
| Sinaia to Cary (Illinois) | 5,144.60 mi (8,279.43 km) |
| Sinaia to Cary (North Carolina) | 5,117.75 mi (8,236.22 km) |
| Sinaia to Casa de Oro-Mount Helix (California) | 6,551.21 mi (10,543.15 km) |
| Sinaia to Casa Grande (Arizona) | 6,405.38 mi (10,308.46 km) |
| Sinaia to Casas Adobes (Arizona) | 6,418.60 mi (10,329.73 km) |
| Sinaia to Cascades (Virginia) | 4,904.05 mi (7,892.31 km) |
| Sinaia to Casper (Wyoming) | 5,663.14 mi (9,113.95 km) |
| Sinaia to Casselberry (Florida) | 5,573.27 mi (8,969.32 km) |
| Sinaia to Castaic (California) | 6,483.78 mi (10,434.64 km) |
| Sinaia to Castle Pines (Colorado) | 5,820.48 mi (9,367.16 km) |
