| Potomac Park to Butzbach | 5,706.02 mi (9,182.95 km) |
| Potomac Park to Buxtehude | 5,574.75 mi (8,971.69 km) |
| Potomac Park to Cadolzburg | 5,821.15 mi (9,368.23 km) |
| Potomac Park to Calbe | 5,713.90 mi (9,195.64 km) |
| Potomac Park to Calw | 5,798.39 mi (9,331.61 km) |
| Potomac Park to Castrop-Rauxel | 5,609.60 mi (9,027.78 km) |
| Potomac Park to Celle | 5,629.99 mi (9,060.59 km) |
| Potomac Park to Cham | 5,883.62 mi (9,468.77 km) |
| Potomac Park to Chemnitz | 5,802.45 mi (9,338.14 km) |
| Potomac Park to Clausthal-Zellerfeld | 5,680.46 mi (9,141.82 km) |
| Potomac Park to Cloppenburg | 5,562.92 mi (8,952.65 km) |
| Potomac Park to Coburg | 5,780.10 mi (9,302.16 km) |
| Potomac Park to Coesfeld | 5,584.72 mi (8,987.73 km) |
| Potomac Park to Cologne | 5,630.72 mi (9,061.76 km) |
| Potomac Park to Coswig | 5,803.59 mi (9,339.98 km) |
