| Kalkara to Noventa Vicentina | 667.70 mi (1,074.56 km) |
| Kalkara to Novi di Modena | 650.58 mi (1,047.02 km) |
| Kalkara to Novi Ligure | 683.03 mi (1,099.23 km) |
| Kalkara to Nuoro | 416.24 mi (669.88 km) |
| Kalkara to Occhiobello | 642.94 mi (1,034.71 km) |
| Kalkara to Oderzo | 691.62 mi (1,113.05 km) |
| Kalkara to Oggiono | 734.86 mi (1,182.65 km) |
| Kalkara to Olbia | 441.21 mi (710.06 km) |
| Kalkara to Oleggio | 738.01 mi (1,187.72 km) |
| Kalkara to Olgiate Comasco | 742.41 mi (1,194.80 km) |
| Kalkara to Olgiate Olona | 734.76 mi (1,182.48 km) |
| Kalkara to Omegna | 760.09 mi (1,223.24 km) |
| Kalkara to Opera | 712.25 mi (1,146.26 km) |
| Kalkara to Oppeano | 673.34 mi (1,083.63 km) |
| Kalkara to Orbassano | 728.76 mi (1,172.83 km) |
