| Lapseki to Oerlinghausen | 1,172.36 mi (1,886.73 km) |
| Lapseki to Oestrich-Winkel | 1,123.26 mi (1,807.72 km) |
| Lapseki to Offenburg | 1,078.08 mi (1,735.01 km) |
| Lapseki to Oftersheim | 1,079.37 mi (1,737.09 km) |
| Lapseki to Ohrdruf | 1,053.94 mi (1,696.16 km) |
| Lapseki to Ohringen | 1,037.59 mi (1,669.84 km) |
| Lapseki to Olbernhau | 959.69 mi (1,544.48 km) |
| Lapseki to Olching | 931.36 mi (1,498.88 km) |
| Lapseki to Oldenburg | 1,236.67 mi (1,990.24 km) |
| Lapseki to Oldenburg in Holstein | 1,209.67 mi (1,946.77 km) |
| Lapseki to Olfen | 1,207.69 mi (1,943.59 km) |
| Lapseki to Olpe | 1,165.35 mi (1,875.45 km) |
| Lapseki to Olsberg | 1,154.28 mi (1,857.64 km) |
| Lapseki to Oranienburg | 1,065.65 mi (1,714.99 km) |
| Lapseki to Ortenberg | 1,095.76 mi (1,763.45 km) |
