| Pombal to Oswego (Illinois) | 4,011.49 mi (6,455.86 km) |
| Pombal to Oswego (New York) | 3,411.88 mi (5,490.89 km) |
| Pombal to Otsego (Minnesota) | 4,132.10 mi (6,649.97 km) |
| Pombal to Ottawa (Illinois) | 4,044.37 mi (6,508.78 km) |
| Pombal to Ottawa (Kansas) | 4,434.62 mi (7,136.83 km) |
| Pombal to Ottumwa (Iowa) | 4,219.59 mi (6,790.77 km) |
| Pombal to Overland (Missouri) | 4,204.06 mi (6,765.78 km) |
| Pombal to Overland Park (Kansas) | 4,397.75 mi (7,077.50 km) |
| Pombal to Overlea (Maryland) | 3,519.43 mi (5,663.98 km) |
| Pombal to Oviedo (Florida) | 4,102.26 mi (6,601.95 km) |
| Pombal to Owasso (Oklahoma) | 4,546.30 mi (7,316.56 km) |
| Pombal to Owatonna (Minnesota) | 4,153.44 mi (6,684.31 km) |
| Pombal to Owensboro (Kentucky) | 4,081.70 mi (6,568.87 km) |
| Pombal to Owings Mills (Maryland) | 3,531.49 mi (5,683.38 km) |
| Pombal to Owosso (Michigan) | 3,780.74 mi (6,084.52 km) |
