| Abertillery to Noventa Vicentina | 803.29 mi (1,292.78 km) |
| Abertillery to Novi di Modena | 797.07 mi (1,282.76 km) |
| Abertillery to Novi Ligure | 728.15 mi (1,171.84 km) |
| Abertillery to Nuoro | 986.74 mi (1,588.01 km) |
| Abertillery to Occhiobello | 821.01 mi (1,321.29 km) |
| Abertillery to Oderzo | 819.38 mi (1,318.67 km) |
| Abertillery to Oggiono | 699.88 mi (1,126.35 km) |
| Abertillery to Olbia | 957.06 mi (1,540.24 km) |
| Abertillery to Oleggio | 682.37 mi (1,098.17 km) |
| Abertillery to Olgiate Comasco | 685.90 mi (1,103.85 km) |
| Abertillery to Olgiate Olona | 689.76 mi (1,110.07 km) |
| Abertillery to Omegna | 661.37 mi (1,064.38 km) |
| Abertillery to Opera | 713.32 mi (1,147.98 km) |
| Abertillery to Oppeano | 789.37 mi (1,270.37 km) |
| Abertillery to Orbassano | 673.63 mi (1,084.10 km) |
