| Knowle to Noventa Vicentina | 775.69 mi (1,248.36 km) |
| Knowle to Novi di Modena | 773.13 mi (1,244.23 km) |
| Knowle to Novi Ligure | 712.04 mi (1,145.92 km) |
| Knowle to Nuoro | 984.48 mi (1,584.38 km) |
| Knowle to Occhiobello | 794.91 mi (1,279.28 km) |
| Knowle to Oderzo | 786.92 mi (1,266.43 km) |
| Knowle to Oggiono | 676.67 mi (1,088.99 km) |
| Knowle to Olbia | 952.54 mi (1,532.97 km) |
| Knowle to Oleggio | 662.68 mi (1,066.49 km) |
| Knowle to Olgiate Comasco | 664.03 mi (1,068.66 km) |
| Knowle to Olgiate Olona | 668.98 mi (1,076.62 km) |
| Knowle to Omegna | 641.06 mi (1,031.69 km) |
| Knowle to Opera | 692.62 mi (1,114.67 km) |
| Knowle to Oppeano | 762.71 mi (1,227.46 km) |
| Knowle to Orbassano | 661.29 mi (1,064.24 km) |
