| Round Lake to Chambray-les-Tours | 4,119.79 mi (6,630.16 km) |
| Round Lake to Chamonix-Mont-Blanc | 4,417.85 mi (7,109.85 km) |
| Round Lake to Champigny-sur-Marne | 4,138.00 mi (6,659.47 km) |
| Round Lake to Champs-Sur-Marne | 4,140.10 mi (6,662.85 km) |
| Round Lake to Chanteloup-les-Vignes | 4,113.40 mi (6,619.87 km) |
| Round Lake to Chantepie | 4,000.07 mi (6,437.50 km) |
| Round Lake to Chantilly | 4,122.64 mi (6,634.75 km) |
| Round Lake to Chaponost | 4,341.67 mi (6,987.24 km) |
| Round Lake to Charenton-le-Pont | 4,133.37 mi (6,652.01 km) |
| Round Lake to Charleville-Mezieres | 4,187.71 mi (6,739.48 km) |
| Round Lake to Chartres | 4,110.57 mi (6,615.33 km) |
| Round Lake to Chassieu | 4,349.32 mi (6,999.55 km) |
| Round Lake to Chateau-d'Olonne | 4,049.62 mi (6,517.23 km) |
| Round Lake to Chateau-Gontier | 4,045.69 mi (6,510.91 km) |
| Round Lake to Chateau-Thierry | 4,164.07 mi (6,701.43 km) |
