| Quarteira to Caño Martin Peña (Puerto Rico) | 3,708.90 mi (5,968.91 km) |
| Quarteira to Cañon City (Colorado) | 5,023.24 mi (8,084.13 km) |
| Quarteira to Canóvanas (Puerto Rico) | 3,702.98 mi (5,959.37 km) |
| Quarteira to Canton (Georgia) | 4,170.88 mi (6,712.39 km) |
| Quarteira to Canton (Illinois) | 4,250.00 mi (6,839.71 km) |
| Quarteira to Canton (Mississippi) | 4,506.33 mi (7,252.24 km) |
| Quarteira to Canton (Ohio) | 3,827.81 mi (6,160.26 km) |
| Quarteira to Canyon (Texas) | 5,003.24 mi (8,051.93 km) |
| Quarteira to Canyon Lake (California) | 5,756.33 mi (9,263.92 km) |
| Quarteira to Canyon Lake (Texas) | 5,019.04 mi (8,077.37 km) |
| Quarteira to Cape Coral (Florida) | 4,289.59 mi (6,903.42 km) |
| Quarteira to Cape Girardeau (Missouri) | 4,327.72 mi (6,964.79 km) |
| Quarteira to Carbondale (Illinois) | 4,298.37 mi (6,917.55 km) |
| Quarteira to Carlisle (Pennsylvania) | 3,638.80 mi (5,856.09 km) |
| Quarteira to Carlsbad (California) | 5,782.65 mi (9,306.28 km) |
