| Gebze to Nowy Dwor Mazowiecki | 902.47 mi (1,452.39 km) |
| Gebze to Nowy Sacz | 742.23 mi (1,194.50 km) |
| Gebze to Nowy Targ | 753.25 mi (1,212.24 km) |
| Gebze to Nowy Tomysl | 1,012.74 mi (1,629.85 km) |
| Gebze to Nysa | 885.55 mi (1,425.16 km) |
| Gebze to Oborniki | 1,010.49 mi (1,626.22 km) |
| Gebze to Oborniki Slaskie | 939.29 mi (1,511.65 km) |
| Gebze to Olawa | 909.17 mi (1,463.17 km) |
| Gebze to Olecko | 968.96 mi (1,559.38 km) |
| Gebze to Olesnica | 919.96 mi (1,480.53 km) |
| Gebze to Olesno | 873.11 mi (1,405.13 km) |
| Gebze to Olkusz | 809.18 mi (1,302.25 km) |
| Gebze to Olsztyn | 988.19 mi (1,590.34 km) |
| Gebze to Opalenica | 1,004.20 mi (1,616.10 km) |
| Gebze to Opoczno | 850.68 mi (1,369.04 km) |
