| Keller to Caltagirone | 5,895.37 mi (9,487.69 km) |
| Keller to Caltanissetta | 5,865.16 mi (9,439.06 km) |
| Keller to Calvisano | 5,386.12 mi (8,668.13 km) |
| Keller to Calvizzano | 5,724.67 mi (9,212.97 km) |
| Keller to Camaiore | 5,440.67 mi (8,755.92 km) |
| Keller to Cameri | 5,312.48 mi (8,549.61 km) |
| Keller to Camisano Vicentino | 5,433.49 mi (8,744.36 km) |
| Keller to Campagna | 5,772.29 mi (9,289.60 km) |
| Keller to Campagnano di Roma | 5,598.94 mi (9,010.62 km) |
| Keller to Campi Bisenzio | 5,479.12 mi (8,817.79 km) |
| Keller to Campi Salentina | 5,902.18 mi (9,498.65 km) |
| Keller to Campiglia Marittima | 5,488.35 mi (8,832.64 km) |
| Keller to Campobasso | 5,715.96 mi (9,198.95 km) |
| Keller to Campobello di Licata | 5,869.15 mi (9,445.48 km) |
| Keller to Campobello di Mazara | 5,802.36 mi (9,338.00 km) |
