| Potomac Park to Capodrise | 6,382.41 mi (10,271.49 km) |
| Potomac Park to Capoterra | 6,309.72 mi (10,154.52 km) |
| Potomac Park to Capriolo | 5,997.68 mi (9,652.34 km) |
| Potomac Park to Capua | 6,376.65 mi (10,262.23 km) |
| Potomac Park to Capurso | 6,461.71 mi (10,399.12 km) |
| Potomac Park to Carate Brianza | 5,967.67 mi (9,604.03 km) |
| Potomac Park to Caravaggio | 5,996.16 mi (9,649.89 km) |
| Potomac Park to Carbonera | 6,066.08 mi (9,762.42 km) |
| Potomac Park to Carbonia | 6,294.59 mi (10,130.16 km) |
| Potomac Park to Cardito | 6,387.96 mi (10,280.43 km) |
| Potomac Park to Carignano | 5,965.24 mi (9,600.12 km) |
| Potomac Park to Carini | 6,507.90 mi (10,473.45 km) |
| Potomac Park to Carlentini | 6,614.90 mi (10,645.64 km) |
| Potomac Park to Carmagnola | 5,969.60 mi (9,607.15 km) |
| Potomac Park to Carmiano | 6,535.23 mi (10,517.44 km) |
