| San Martin de la Vega to Olympia Heights (Florida) | 4,424.91 mi (7,121.21 km) |
| San Martin de la Vega to Omaha (Nebraska) | 4,585.32 mi (7,379.35 km) |
| San Martin de la Vega to On Top of the World Designated Place (Florida) | 4,394.45 mi (7,072.19 km) |
| San Martin de la Vega to Onalaska (Wisconsin) | 4,280.24 mi (6,888.38 km) |
| San Martin de la Vega to Oneida (New York) | 3,608.89 mi (5,807.94 km) |
| San Martin de la Vega to Oneonta (New York) | 3,598.10 mi (5,790.59 km) |
| San Martin de la Vega to Ontario (California) | 5,807.41 mi (9,346.13 km) |
| San Martin de la Vega to Ontario (Oregon) | 5,297.39 mi (8,525.33 km) |
| San Martin de la Vega to Opa-locka (Florida) | 4,413.78 mi (7,103.30 km) |
| San Martin de la Vega to Opelika (Alabama) | 4,414.57 mi (7,104.57 km) |
| San Martin de la Vega to Opelousas (Louisiana) | 4,823.91 mi (7,763.33 km) |
| San Martin de la Vega to Orange (California) | 5,827.68 mi (9,378.74 km) |
| San Martin de la Vega to Orange (Texas) | 4,921.33 mi (7,920.12 km) |
| San Martin de la Vega to Orange City (Florida) | 4,350.43 mi (7,001.34 km) |
| San Martin de la Vega to Orangeburg (South Carolina) | 4,162.38 mi (6,698.70 km) |
