| Osterburg to Oakley (California) | 5,572.93 mi (8,968.77 km) |
| Osterburg to Oakton (Virginia) | 4,110.71 mi (6,615.54 km) |
| Osterburg to Oakville (Missouri) | 4,606.61 mi (7,413.62 km) |
| Osterburg to Oatfield (Oregon) | 5,134.93 mi (8,263.87 km) |
| Osterburg to Ocala (Florida) | 4,793.73 mi (7,714.76 km) |
| Osterburg to Ocean Acres (New Jersey) | 3,954.51 mi (6,364.17 km) |
| Osterburg to Ocean City (New Jersey) | 3,989.69 mi (6,420.79 km) |
| Osterburg to Ocean Pines (Maryland) | 4,053.54 mi (6,523.54 km) |
| Osterburg to Ocean Pointe (Hawaii) | 7,280.49 mi (11,716.82 km) |
| Osterburg to Ocean Springs (Mississippi) | 4,980.83 mi (8,015.87 km) |
| Osterburg to Oceanside (California) | 5,752.50 mi (9,257.75 km) |
| Osterburg to Oceanside (New York) | 3,887.41 mi (6,256.18 km) |
| Osterburg to Ocoee (Florida) | 4,801.23 mi (7,726.83 km) |
| Osterburg to Oconomowoc (Wisconsin) | 4,301.79 mi (6,923.06 km) |
| Osterburg to Odenton (Maryland) | 4,079.03 mi (6,564.56 km) |
