| Portimao to Coldwater (Michigan) | 3,949.05 mi (6,355.39 km) |
| Portimao to Colesville (Maryland) | 3,632.53 mi (5,845.99 km) |
| Portimao to College (Alaska) | 5,053.76 mi (8,133.23 km) |
| Portimao to College Park (Georgia) | 4,164.69 mi (6,702.43 km) |
| Portimao to College Park (Maryland) | 3,631.06 mi (5,843.63 km) |
| Portimao to College Station (Texas) | 4,870.11 mi (7,837.68 km) |
| Portimao to Collegedale (Tennessee) | 4,150.33 mi (6,679.30 km) |
| Portimao to Colleyville (Texas) | 4,827.83 mi (7,769.65 km) |
| Portimao to Collierville (Tennessee) | 4,383.97 mi (7,055.32 km) |
| Portimao to Collinsville (Illinois) | 4,283.13 mi (6,893.04 km) |
| Portimao to Colonia (New Jersey) | 3,462.85 mi (5,572.92 km) |
| Portimao to Colonial Heights (Virginia) | 3,698.67 mi (5,952.44 km) |
| Portimao to Colonial Park (Pennsylvania) | 3,593.22 mi (5,782.72 km) |
| Portimao to Colorado Springs (Colorado) | 4,964.07 mi (7,988.90 km) |
| Portimao to Colton (California) | 5,720.84 mi (9,206.80 km) |
