| Potomac to Camardi | 5,604.51 mi (9,019.58 km) |
| Potomac to Camas | 5,554.93 mi (8,939.80 km) |
| Potomac to Camliyayla | 5,620.78 mi (9,045.78 km) |
| Potomac to Camoluk | 5,638.24 mi (9,073.88 km) |
| Potomac to Can | 5,183.30 mi (8,341.71 km) |
| Potomac to Canakkale | 5,151.42 mi (8,290.40 km) |
| Potomac to Cankaya | 5,423.59 mi (8,728.42 km) |
| Potomac to Cankiri | 5,421.15 mi (8,724.50 km) |
| Potomac to Cardak | 5,389.18 mi (8,673.05 km) |
| Potomac to Carsamba | 5,511.63 mi (8,870.11 km) |
| Potomac to Carsibasi | 5,615.70 mi (9,037.60 km) |
| Potomac to Cat | 5,747.21 mi (9,249.23 km) |
| Potomac to Catalagzi | 5,311.52 mi (8,548.07 km) |
| Potomac to Catalca | 5,192.52 mi (8,356.56 km) |
| Potomac to Catalpinar | 5,554.20 mi (8,938.62 km) |
