| Coimbra to Oswego (Illinois) | 4,010.41 mi (6,454.14 km) |
| Coimbra to Oswego (New York) | 3,411.78 mi (5,490.73 km) |
| Coimbra to Otsego (Minnesota) | 4,128.72 mi (6,644.54 km) |
| Coimbra to Ottawa (Illinois) | 4,043.35 mi (6,507.15 km) |
| Coimbra to Ottawa (Kansas) | 4,433.58 mi (7,135.15 km) |
| Coimbra to Ottumwa (Iowa) | 4,218.11 mi (6,788.39 km) |
| Coimbra to Overland (Missouri) | 4,203.86 mi (6,765.45 km) |
| Coimbra to Overland Park (Kansas) | 4,396.70 mi (7,075.81 km) |
| Coimbra to Overlea (Maryland) | 3,521.29 mi (5,666.98 km) |
| Coimbra to Oviedo (Florida) | 4,107.79 mi (6,610.84 km) |
| Coimbra to Owasso (Oklahoma) | 4,546.01 mi (7,316.09 km) |
| Coimbra to Owatonna (Minnesota) | 4,150.60 mi (6,679.74 km) |
| Coimbra to Owensboro (Kentucky) | 4,082.46 mi (6,570.09 km) |
| Coimbra to Owings Mills (Maryland) | 3,533.29 mi (5,686.27 km) |
| Coimbra to Owosso (Michigan) | 3,779.76 mi (6,082.93 km) |
