| Northolt to Caltagirone | 1,226.77 mi (1,974.29 km) |
| Northolt to Caltanissetta | 1,198.98 mi (1,929.56 km) |
| Northolt to Calvisano | 650.41 mi (1,046.73 km) |
| Northolt to Calvizzano | 1,008.85 mi (1,623.59 km) |
| Northolt to Camaiore | 721.42 mi (1,161.01 km) |
| Northolt to Cameri | 586.48 mi (943.85 km) |
| Northolt to Camisano Vicentino | 690.94 mi (1,111.97 km) |
| Northolt to Campagna | 1,051.45 mi (1,692.14 km) |
| Northolt to Campagnano di Roma | 884.27 mi (1,423.09 km) |
| Northolt to Campi Bisenzio | 754.35 mi (1,214.02 km) |
| Northolt to Campi Salentina | 1,165.70 mi (1,876.01 km) |
| Northolt to Campiglia Marittima | 778.21 mi (1,252.41 km) |
| Northolt to Campobasso | 989.29 mi (1,592.11 km) |
| Northolt to Campobello di Licata | 1,209.08 mi (1,945.83 km) |
| Northolt to Campobello di Mazara | 1,154.10 mi (1,857.35 km) |
