| Martha Lake to Cabestany | 5,346.92 mi (8,605.03 km) |
| Martha Lake to Cabries | 5,371.19 mi (8,644.10 km) |
| Martha Lake to Cachan | 4,983.46 mi (8,020.10 km) |
| Martha Lake to Caen | 4,889.30 mi (7,868.57 km) |
| Martha Lake to Cagnes-sur-Mer | 5,405.75 mi (8,699.71 km) |
| Martha Lake to Cahors | 5,203.75 mi (8,374.62 km) |
| Martha Lake to Calais | 4,850.30 mi (7,805.80 km) |
| Martha Lake to Caluire-et-Cuire | 5,220.81 mi (8,402.09 km) |
| Martha Lake to Cambrai | 4,928.91 mi (7,932.32 km) |
| Martha Lake to Canet-en-Roussillon | 5,347.33 mi (8,605.69 km) |
| Martha Lake to Cannes | 5,408.76 mi (8,704.56 km) |
| Martha Lake to Canteleu | 4,912.19 mi (7,905.41 km) |
| Martha Lake to Capbreton | 5,164.96 mi (8,312.20 km) |
| Martha Lake to Carcassonne | 5,299.80 mi (8,529.20 km) |
| Martha Lake to Carmaux | 5,246.67 mi (8,443.69 km) |
