| Ekenas to Olympia Heights (Florida) | 5,142.36 mi (8,275.83 km) |
| Ekenas to Omaha (Nebraska) | 4,650.12 mi (7,483.64 km) |
| Ekenas to On Top of the World Designated Place (Florida) | 5,000.99 mi (8,048.31 km) |
| Ekenas to Onalaska (Wisconsin) | 4,371.15 mi (7,034.69 km) |
| Ekenas to Oneida (New York) | 3,990.44 mi (6,421.99 km) |
| Ekenas to Oneonta (New York) | 4,007.68 mi (6,449.73 km) |
| Ekenas to Ontario (California) | 5,573.32 mi (8,969.39 km) |
| Ekenas to Ontario (Oregon) | 4,910.24 mi (7,902.27 km) |
| Ekenas to Opa-locka (Florida) | 5,129.25 mi (8,254.74 km) |
| Ekenas to Opelika (Alabama) | 4,881.08 mi (7,855.35 km) |
| Ekenas to Opelousas (Louisiana) | 5,201.35 mi (8,370.76 km) |
| Ekenas to Orange (California) | 5,592.68 mi (9,000.54 km) |
| Ekenas to Orange (Texas) | 5,272.33 mi (8,484.99 km) |
| Ekenas to Orange City (Florida) | 4,980.59 mi (8,015.48 km) |
| Ekenas to Orangeburg (South Carolina) | 4,697.92 mi (7,560.57 km) |
