| Boyabat to Opwijk | 1,588.03 mi (2,555.69 km) |
| Boyabat to Ostend | 1,645.40 mi (2,648.02 km) |
| Boyabat to Oud-Heverlee | 1,565.47 mi (2,519.38 km) |
| Boyabat to Oud-Turnhout | 1,559.84 mi (2,510.32 km) |
| Boyabat to Oudenaarde | 1,611.22 mi (2,593.00 km) |
| Boyabat to Oudenburg | 1,641.39 mi (2,641.56 km) |
| Boyabat to Oupeye | 1,521.96 mi (2,449.35 km) |
| Boyabat to Overijse | 1,570.40 mi (2,527.32 km) |
| Boyabat to Overpelt | 1,539.98 mi (2,478.35 km) |
| Boyabat to Paal | 1,547.26 mi (2,490.07 km) |
| Boyabat to Peer | 1,536.99 mi (2,473.55 km) |
| Boyabat to Pepinster | 1,512.29 mi (2,433.80 km) |
| Boyabat to Peruwelz | 1,607.48 mi (2,586.99 km) |
| Boyabat to Perwez | 1,556.01 mi (2,504.15 km) |
| Boyabat to Philippeville | 1,561.50 mi (2,512.99 km) |
