| Portimao to Butzbach | 1,251.16 mi (2,013.55 km) |
| Portimao to Buxtehude | 1,426.56 mi (2,295.83 km) |
| Portimao to Cadolzburg | 1,287.77 mi (2,072.46 km) |
| Portimao to Calbe | 1,419.70 mi (2,284.79 km) |
| Portimao to Calw | 1,179.67 mi (1,898.49 km) |
| Portimao to Castrop-Rauxel | 1,261.36 mi (2,029.96 km) |
| Portimao to Celle | 1,397.31 mi (2,248.75 km) |
| Portimao to Cham | 1,347.16 mi (2,168.05 km) |
| Portimao to Chemnitz | 1,416.39 mi (2,279.45 km) |
| Portimao to Clausthal-Zellerfeld | 1,367.76 mi (2,201.20 km) |
| Portimao to Cloppenburg | 1,347.89 mi (2,169.22 km) |
| Portimao to Coburg | 1,323.72 mi (2,130.33 km) |
| Portimao to Coesfeld | 1,277.00 mi (2,055.13 km) |
| Portimao to Cologne | 1,220.03 mi (1,963.44 km) |
| Portimao to Coswig | 1,452.00 mi (2,336.77 km) |
