| Halawa to Oerlinghausen | 7,304.82 mi (11,755.98 km) |
| Halawa to Oestrich-Winkel | 7,430.33 mi (11,957.97 km) |
| Halawa to Offenburg | 7,532.48 mi (12,122.36 km) |
| Halawa to Oftersheim | 7,478.72 mi (12,035.83 km) |
| Halawa to Ohrdruf | 7,400.30 mi (11,909.63 km) |
| Halawa to Ohringen | 7,499.34 mi (12,069.03 km) |
| Halawa to Olbernhau | 7,430.63 mi (11,958.45 km) |
| Halawa to Olching | 7,583.56 mi (12,204.57 km) |
| Halawa to Oldenburg | 7,221.29 mi (11,621.55 km) |
| Halawa to Oldenburg in Holstein | 7,165.92 mi (11,532.44 km) |
| Halawa to Olfen | 7,308.74 mi (11,762.28 km) |
| Halawa to Olpe | 7,360.37 mi (11,845.36 km) |
| Halawa to Olsberg | 7,344.55 mi (11,819.91 km) |
| Halawa to Oranienburg | 7,287.37 mi (11,727.89 km) |
| Halawa to Ortenberg | 7,417.08 mi (11,936.64 km) |
