| Potomac Park to Carmignano | 6,128.85 mi (9,863.43 km) |
| Potomac Park to Carovigno | 6,503.81 mi (10,466.86 km) |
| Potomac Park to Carpenedolo | 6,027.52 mi (9,700.35 km) |
| Potomac Park to Carpi | 6,072.63 mi (9,772.95 km) |
| Potomac Park to Carrara | 6,086.06 mi (9,794.56 km) |
| Potomac Park to Carugate | 5,983.80 mi (9,629.99 km) |
| Potomac Park to Casal di Principe | 6,379.08 mi (10,266.14 km) |
| Potomac Park to Casale Monferrato | 5,978.34 mi (9,621.21 km) |
| Potomac Park to Casale sul Sile | 6,072.11 mi (9,772.12 km) |
| Potomac Park to Casalecchio di Reno | 6,101.10 mi (9,818.77 km) |
| Potomac Park to Casalgrande | 6,078.77 mi (9,782.83 km) |
| Potomac Park to Casalmaggiore | 6,047.32 mi (9,732.23 km) |
| Potomac Park to Casalnuovo di Napoli | 6,391.36 mi (10,285.91 km) |
| Potomac Park to Casalpusterlengo | 6,013.40 mi (9,677.63 km) |
| Potomac Park to Casaluce | 6,382.08 mi (10,270.97 km) |
