| Quarteira to Cicero (Illinois) | 4,105.04 mi (6,606.42 km) |
| Quarteira to Cimarron Hills (Colorado) | 4,983.88 mi (8,020.77 km) |
| Quarteira to Cincinnati (Ohio) | 4,025.77 mi (6,478.85 km) |
| Quarteira to Cinco Ranch (Texas) | 4,898.26 mi (7,882.99 km) |
| Quarteira to Circleville (Ohio) | 3,935.95 mi (6,334.31 km) |
| Quarteira to Citrus (California) | 5,764.27 mi (9,276.70 km) |
| Quarteira to Citrus Heights (California) | 5,695.68 mi (9,166.31 km) |
| Quarteira to Citrus Park (Florida) | 4,271.16 mi (6,873.76 km) |
| Quarteira to Claiborne (Louisiana) | 4,617.72 mi (7,431.51 km) |
| Quarteira to Claremont (California) | 5,756.31 mi (9,263.88 km) |
| Quarteira to Claremont (New Hampshire) | 3,332.59 mi (5,363.29 km) |
| Quarteira to Claremore (Oklahoma) | 4,654.09 mi (7,490.04 km) |
| Quarteira to Clarksburg (Maryland) | 3,665.76 mi (5,899.47 km) |
| Quarteira to Clarksburg (West Virginia) | 3,816.15 mi (6,141.50 km) |
| Quarteira to Clarksdale (Mississippi) | 4,479.42 mi (7,208.93 km) |
