| Birkenhead to Noventa Vicentina | 859.04 mi (1,382.48 km) |
| Birkenhead to Novi di Modena | 857.73 mi (1,380.38 km) |
| Birkenhead to Novi Ligure | 798.62 mi (1,285.26 km) |
| Birkenhead to Nuoro | 1,072.10 mi (1,725.38 km) |
| Birkenhead to Occhiobello | 878.76 mi (1,414.22 km) |
| Birkenhead to Oderzo | 868.18 mi (1,397.19 km) |
| Birkenhead to Oggiono | 761.67 mi (1,225.78 km) |
| Birkenhead to Olbia | 1,040.15 mi (1,673.96 km) |
| Birkenhead to Oleggio | 748.61 mi (1,204.77 km) |
| Birkenhead to Olgiate Comasco | 749.42 mi (1,206.08 km) |
| Birkenhead to Olgiate Olona | 754.64 mi (1,214.48 km) |
| Birkenhead to Omegna | 726.88 mi (1,169.80 km) |
| Birkenhead to Opera | 778.26 mi (1,252.49 km) |
| Birkenhead to Oppeano | 846.42 mi (1,362.18 km) |
| Birkenhead to Orbassano | 748.46 mi (1,204.53 km) |
