| Northolt to Busto Arsizio | 587.24 mi (945.06 km) |
| Northolt to Busto Garolfo | 591.65 mi (952.17 km) |
| Northolt to Cabras | 908.49 mi (1,462.08 km) |
| Northolt to Cadelbosco di Sopra | 687.94 mi (1,107.13 km) |
| Northolt to Cadoneghe | 701.86 mi (1,129.54 km) |
| Northolt to Cagli | 818.75 mi (1,317.65 km) |
| Northolt to Cagliari | 965.68 mi (1,554.12 km) |
| Northolt to Cairo Montenotte | 634.26 mi (1,020.75 km) |
| Northolt to Caivano | 1,009.94 mi (1,625.34 km) |
| Northolt to Calcinaia | 744.79 mi (1,198.62 km) |
| Northolt to Calcinato | 647.47 mi (1,042.01 km) |
| Northolt to Calderara di Reno | 720.52 mi (1,159.57 km) |
| Northolt to Caldogno | 679.07 mi (1,092.86 km) |
| Northolt to Calenzano | 752.84 mi (1,211.58 km) |
| Northolt to Calolziocorte | 597.18 mi (961.07 km) |
