| Quarteira to Clarkston (Georgia) | 4,171.76 mi (6,713.79 km) |
| Quarteira to Clarksville (Indiana) | 4,111.20 mi (6,616.34 km) |
| Quarteira to Clarksville (Tennessee) | 4,241.89 mi (6,826.66 km) |
| Quarteira to Clawson (Michigan) | 3,869.13 mi (6,226.76 km) |
| Quarteira to Clay (Alabama) | 4,296.25 mi (6,914.15 km) |
| Quarteira to Clayton (California) | 5,756.55 mi (9,264.28 km) |
| Quarteira to Clayton (Missouri) | 4,322.97 mi (6,957.15 km) |
| Quarteira to Clayton (North Carolina) | 3,820.11 mi (6,147.87 km) |
| Quarteira to Clayton (Ohio) | 3,996.72 mi (6,432.10 km) |
| Quarteira to Clearfield (Utah) | 5,211.45 mi (8,387.02 km) |
| Quarteira to Clearlake (California) | 5,736.58 mi (9,232.13 km) |
| Quarteira to Clearwater (Florida) | 4,284.95 mi (6,895.96 km) |
| Quarteira to Cleburne (Texas) | 4,884.15 mi (7,860.28 km) |
| Quarteira to Clemmons (North Carolina) | 3,908.52 mi (6,290.15 km) |
| Quarteira to Clemson (South Carolina) | 4,071.89 mi (6,553.07 km) |
