| Coram to Oerlinghausen | 3,754.51 mi (6,042.30 km) |
| Coram to Oestrich-Winkel | 3,781.88 mi (6,086.35 km) |
| Coram to Offenburg | 3,822.77 mi (6,152.16 km) |
| Coram to Oftersheim | 3,823.56 mi (6,153.42 km) |
| Coram to Ohrdruf | 3,867.84 mi (6,224.68 km) |
| Coram to Ohringen | 3,865.94 mi (6,221.62 km) |
| Coram to Olbernhau | 3,975.07 mi (6,397.26 km) |
| Coram to Olching | 3,970.69 mi (6,390.21 km) |
| Coram to Oldenburg | 3,705.89 mi (5,964.06 km) |
| Coram to Oldenburg in Holstein | 3,776.44 mi (6,077.59 km) |
| Coram to Olfen | 3,710.60 mi (5,971.64 km) |
| Coram to Olpe | 3,747.18 mi (6,030.51 km) |
| Coram to Olsberg | 3,764.00 mi (6,057.58 km) |
| Coram to Oranienburg | 3,908.25 mi (6,289.72 km) |
| Coram to Ortenberg | 3,814.51 mi (6,138.86 km) |
