| Dicle to Oerlinghausen | 1,774.31 mi (2,855.48 km) |
| Dicle to Oestrich-Winkel | 1,761.99 mi (2,835.65 km) |
| Dicle to Offenburg | 1,740.77 mi (2,801.50 km) |
| Dicle to Oftersheim | 1,725.82 mi (2,777.44 km) |
| Dicle to Ohrdruf | 1,664.01 mi (2,677.97 km) |
| Dicle to Ohringen | 1,682.93 mi (2,708.42 km) |
| Dicle to Olbernhau | 1,554.01 mi (2,500.94 km) |
| Dicle to Olching | 1,585.24 mi (2,551.20 km) |
| Dicle to Oldenburg | 1,820.42 mi (2,929.69 km) |
| Dicle to Oldenburg in Holstein | 1,753.21 mi (2,821.52 km) |
| Dicle to Olfen | 1,820.80 mi (2,930.30 km) |
| Dicle to Olpe | 1,788.06 mi (2,877.60 km) |
| Dicle to Olsberg | 1,768.05 mi (2,845.40 km) |
| Dicle to Oranienburg | 1,618.62 mi (2,604.91 km) |
| Dicle to Ortenberg | 1,723.71 mi (2,774.05 km) |
