| Gebze to Oststeinbek | 1,254.97 mi (2,019.67 km) |
| Gebze to Ottendorf-Okrilla | 1,033.12 mi (1,662.65 km) |
| Gebze to Ottersberg | 1,271.50 mi (2,046.29 km) |
| Gebze to Ottobrunn | 1,006.68 mi (1,620.09 km) |
| Gebze to Ottweiler | 1,230.46 mi (1,980.24 km) |
| Gebze to Overath | 1,267.17 mi (2,039.31 km) |
| Gebze to Oyten | 1,274.59 mi (2,051.25 km) |
| Gebze to Paderborn | 1,235.62 mi (1,988.54 km) |
| Gebze to Papenburg | 1,331.73 mi (2,143.22 km) |
| Gebze to Parchim | 1,195.66 mi (1,924.23 km) |
| Gebze to Pasewalk | 1,133.36 mi (1,823.96 km) |
| Gebze to Passau | 947.71 mi (1,525.19 km) |
| Gebze to Pattensen | 1,218.32 mi (1,960.70 km) |
| Gebze to Pegnitz | 1,063.00 mi (1,710.73 km) |
| Gebze to Peine | 1,203.85 mi (1,937.41 km) |
