| Austintown to Oerlinghausen | 4,041.87 mi (6,504.77 km) |
| Austintown to Oestrich-Winkel | 4,080.57 mi (6,567.04 km) |
| Austintown to Offenburg | 4,129.17 mi (6,645.25 km) |
| Austintown to Oftersheim | 4,124.45 mi (6,637.67 km) |
| Austintown to Ohrdruf | 4,157.82 mi (6,691.36 km) |
| Austintown to Ohringen | 4,166.16 mi (6,704.79 km) |
| Austintown to Olbernhau | 4,261.40 mi (6,858.06 km) |
| Austintown to Olching | 4,272.63 mi (6,876.13 km) |
| Austintown to Oldenburg | 3,987.53 mi (6,417.30 km) |
| Austintown to Oldenburg in Holstein | 4,047.48 mi (6,513.79 km) |
| Austintown to Olfen | 4,001.30 mi (6,439.47 km) |
| Austintown to Olpe | 4,040.89 mi (6,503.19 km) |
| Austintown to Olsberg | 4,054.94 mi (6,525.79 km) |
| Austintown to Oranienburg | 4,183.92 mi (6,733.37 km) |
| Austintown to Ortenberg | 4,109.68 mi (6,613.88 km) |
