| Catonsville to Caltagirone | 4,720.20 mi (7,596.42 km) |
| Catonsville to Caltanissetta | 4,689.95 mi (7,547.74 km) |
| Catonsville to Calvisano | 4,245.96 mi (6,833.21 km) |
| Catonsville to Calvizzano | 4,567.97 mi (7,351.44 km) |
| Catonsville to Camaiore | 4,290.88 mi (6,905.50 km) |
| Catonsville to Cameri | 4,168.37 mi (6,708.34 km) |
| Catonsville to Camisano Vicentino | 4,298.73 mi (6,918.13 km) |
| Catonsville to Campagna | 4,617.10 mi (7,430.50 km) |
| Catonsville to Campagnano di Roma | 4,444.06 mi (7,152.03 km) |
| Catonsville to Campi Bisenzio | 4,331.03 mi (6,970.12 km) |
| Catonsville to Campi Salentina | 4,755.09 mi (7,652.57 km) |
| Catonsville to Campiglia Marittima | 4,333.98 mi (6,974.87 km) |
| Catonsville to Campobasso | 4,564.73 mi (7,346.23 km) |
| Catonsville to Campobello di Licata | 4,692.38 mi (7,551.66 km) |
| Catonsville to Campobello di Mazara | 4,624.28 mi (7,442.07 km) |
