| Ericeira to Oakley (California) | 5,603.23 mi (9,017.53 km) |
| Ericeira to Oakton (Virginia) | 3,557.71 mi (5,725.58 km) |
| Ericeira to Oakville (Missouri) | 4,203.48 mi (6,764.84 km) |
| Ericeira to Oatfield (Oregon) | 5,287.45 mi (8,509.33 km) |
| Ericeira to Ocala (Florida) | 4,108.61 mi (6,612.16 km) |
| Ericeira to Ocean Acres (New Jersey) | 3,385.88 mi (5,449.05 km) |
| Ericeira to Ocean City (New Jersey) | 3,413.82 mi (5,494.01 km) |
| Ericeira to Ocean Pines (Maryland) | 3,464.04 mi (5,574.84 km) |
| Ericeira to Ocean Pointe (Hawaii) | 7,803.55 mi (12,558.60 km) |
| Ericeira to Ocean Springs (Mississippi) | 4,405.98 mi (7,090.73 km) |
| Ericeira to Oceanside (California) | 5,643.46 mi (9,082.28 km) |
| Ericeira to Oceanside (New York) | 3,332.39 mi (5,362.96 km) |
| Ericeira to Ocoee (Florida) | 4,097.41 mi (6,594.15 km) |
| Ericeira to Oconomowoc (Wisconsin) | 3,973.20 mi (6,394.25 km) |
| Ericeira to Odenton (Maryland) | 3,522.87 mi (5,669.50 km) |
