| Nedre Eiker to Oakley (California) | 5,145.61 mi (8,281.06 km) |
| Nedre Eiker to Oakton (Virginia) | 3,862.36 mi (6,215.86 km) |
| Nedre Eiker to Oakville (Missouri) | 4,297.81 mi (6,916.65 km) |
| Nedre Eiker to Oatfield (Oregon) | 4,692.81 mi (7,552.34 km) |
| Nedre Eiker to Ocala (Florida) | 4,570.08 mi (7,354.83 km) |
| Nedre Eiker to Ocean Acres (New Jersey) | 3,716.59 mi (5,981.27 km) |
| Nedre Eiker to Ocean City (New Jersey) | 3,752.97 mi (6,039.82 km) |
| Nedre Eiker to Ocean Pines (Maryland) | 3,819.19 mi (6,146.39 km) |
| Nedre Eiker to Ocean Pointe (Hawaii) | 6,794.14 mi (10,934.11 km) |
| Nedre Eiker to Ocean Springs (Mississippi) | 4,714.94 mi (7,587.96 km) |
| Nedre Eiker to Oceanside (California) | 5,348.89 mi (8,608.21 km) |
| Nedre Eiker to Oceanside (New York) | 3,647.34 mi (5,869.83 km) |
| Nedre Eiker to Ocoee (Florida) | 4,584.06 mi (7,377.33 km) |
| Nedre Eiker to Oconomowoc (Wisconsin) | 3,979.92 mi (6,405.06 km) |
| Nedre Eiker to Odenton (Maryland) | 3,832.76 mi (6,168.23 km) |
