| Roudnice nad Labem to Carson (California) | 5,934.78 mi (9,551.10 km) |
| Roudnice nad Labem to Carson City (Nevada) | 5,648.73 mi (9,090.76 km) |
| Roudnice nad Labem to Carteret (New Jersey) | 4,080.34 mi (6,566.67 km) |
| Roudnice nad Labem to Cartersville (Georgia) | 4,803.61 mi (7,730.66 km) |
| Roudnice nad Labem to Carthage (Missouri) | 4,997.01 mi (8,041.90 km) |
| Roudnice nad Labem to Cary (Illinois) | 4,521.36 mi (7,276.43 km) |
| Roudnice nad Labem to Cary (North Carolina) | 4,489.82 mi (7,225.66 km) |
| Roudnice nad Labem to Casa de Oro-Mount Helix (California) | 5,964.68 mi (9,599.22 km) |
| Roudnice nad Labem to Casa Grande (Arizona) | 5,805.20 mi (9,342.57 km) |
| Roudnice nad Labem to Casas Adobes (Arizona) | 5,815.76 mi (9,359.57 km) |
| Roudnice nad Labem to Cascades (Virginia) | 4,275.48 mi (6,880.72 km) |
| Roudnice nad Labem to Casper (Wyoming) | 5,068.26 mi (8,156.58 km) |
| Roudnice nad Labem to Casselberry (Florida) | 4,948.45 mi (7,963.76 km) |
| Roudnice nad Labem to Castaic (California) | 5,905.55 mi (9,504.06 km) |
| Roudnice nad Labem to Castle Pines (Colorado) | 5,216.27 mi (8,394.77 km) |
