| Lake Charles to Oerlinghausen | 5,067.61 mi (8,155.53 km) |
| Lake Charles to Oestrich-Winkel | 5,105.90 mi (8,217.16 km) |
| Lake Charles to Offenburg | 5,153.38 mi (8,293.56 km) |
| Lake Charles to Oftersheim | 5,149.55 mi (8,287.41 km) |
| Lake Charles to Ohrdruf | 5,183.59 mi (8,342.18 km) |
| Lake Charles to Ohringen | 5,191.36 mi (8,354.68 km) |
| Lake Charles to Olbernhau | 5,287.07 mi (8,508.72 km) |
| Lake Charles to Olching | 5,297.64 mi (8,525.73 km) |
| Lake Charles to Oldenburg | 5,012.96 mi (8,067.58 km) |
| Lake Charles to Oldenburg in Holstein | 5,071.44 mi (8,161.69 km) |
| Lake Charles to Olfen | 5,027.06 mi (8,090.28 km) |
| Lake Charles to Olpe | 5,066.58 mi (8,153.87 km) |
| Lake Charles to Olsberg | 5,080.70 mi (8,176.60 km) |
| Lake Charles to Oranienburg | 5,208.56 mi (8,382.37 km) |
| Lake Charles to Ortenberg | 5,135.30 mi (8,264.47 km) |
