| Karahalli to Oerlinghausen | 1,377.14 mi (2,216.30 km) |
| Karahalli to Oestrich-Winkel | 1,329.49 mi (2,139.60 km) |
| Karahalli to Offenburg | 1,283.84 mi (2,066.14 km) |
| Karahalli to Oftersheim | 1,285.61 mi (2,068.98 km) |
| Karahalli to Ohrdruf | 1,258.95 mi (2,026.08 km) |
| Karahalli to Ohringen | 1,243.83 mi (2,001.75 km) |
| Karahalli to Olbernhau | 1,163.04 mi (1,871.73 km) |
| Karahalli to Olching | 1,137.57 mi (1,830.74 km) |
| Karahalli to Oldenburg | 1,440.24 mi (2,317.85 km) |
| Karahalli to Oldenburg in Holstein | 1,408.81 mi (2,267.26 km) |
| Karahalli to Olfen | 1,413.21 mi (2,274.35 km) |
| Karahalli to Olpe | 1,371.23 mi (2,206.78 km) |
| Karahalli to Olsberg | 1,359.74 mi (2,188.30 km) |
| Karahalli to Oranienburg | 1,264.99 mi (2,035.80 km) |
| Karahalli to Ortenberg | 1,301.74 mi (2,094.94 km) |
