| North Potomac to Creutzwald | 4,002.36 mi (6,441.17 km) |
| North Potomac to Croissy-sur-Seine | 3,821.64 mi (6,150.33 km) |
| North Potomac to Croix | 3,817.59 mi (6,143.81 km) |
| North Potomac to Crosne | 3,839.32 mi (6,178.79 km) |
| North Potomac to Cuers | 4,155.32 mi (6,687.33 km) |
| North Potomac to Cugnaux | 3,932.95 mi (6,329.47 km) |
| North Potomac to Cusset | 3,952.54 mi (6,360.99 km) |
| North Potomac to Dammarie-le-Lys | 3,852.06 mi (6,199.29 km) |
| North Potomac to Dammartin-en-Goele | 3,839.74 mi (6,179.46 km) |
| North Potomac to Dardilly | 4,018.59 mi (6,467.30 km) |
| North Potomac to Darnetal | 3,765.64 mi (6,060.21 km) |
| North Potomac to Dax | 3,818.84 mi (6,145.84 km) |
| North Potomac to Decines-Charpieu | 4,028.65 mi (6,483.48 km) |
| North Potomac to Denain | 3,836.44 mi (6,174.15 km) |
| North Potomac to Deuil-la-Barre | 3,826.87 mi (6,158.76 km) |
