| College Park to Butzbach | 4,039.04 mi (6,500.21 km) |
| College Park to Buxtehude | 3,993.76 mi (6,427.34 km) |
| College Park to Cadolzburg | 4,156.87 mi (6,689.83 km) |
| College Park to Calbe | 4,118.05 mi (6,627.37 km) |
| College Park to Calw | 4,092.33 mi (6,585.97 km) |
| College Park to Castrop-Rauxel | 3,954.41 mi (6,364.00 km) |
| College Park to Celle | 4,032.07 mi (6,488.99 km) |
| College Park to Cham | 4,235.71 mi (6,816.71 km) |
| College Park to Chemnitz | 4,194.98 mi (6,751.16 km) |
| College Park to Clausthal-Zellerfeld | 4,065.39 mi (6,542.62 km) |
| College Park to Cloppenburg | 3,947.93 mi (6,353.58 km) |
| College Park to Coburg | 4,135.88 mi (6,656.06 km) |
| College Park to Coesfeld | 3,937.72 mi (6,337.14 km) |
| College Park to Cologne | 3,956.64 mi (6,367.60 km) |
| College Park to Coswig | 4,211.33 mi (6,777.49 km) |
