| Penacova to Oswego (Illinois) | 4,015.03 mi (6,461.57 km) |
| Penacova to Oswego (New York) | 3,416.71 mi (5,498.66 km) |
| Penacova to Otsego (Minnesota) | 4,132.57 mi (6,650.72 km) |
| Penacova to Ottawa (Illinois) | 4,047.99 mi (6,514.61 km) |
| Penacova to Ottawa (Kansas) | 4,438.19 mi (7,142.58 km) |
| Penacova to Ottumwa (Iowa) | 4,222.59 mi (6,795.60 km) |
| Penacova to Overland (Missouri) | 4,208.75 mi (6,773.33 km) |
| Penacova to Overland Park (Kansas) | 4,401.32 mi (7,083.24 km) |
| Penacova to Overlea (Maryland) | 3,526.82 mi (5,675.87 km) |
| Penacova to Oviedo (Florida) | 4,114.33 mi (6,621.37 km) |
| Penacova to Owasso (Oklahoma) | 4,550.87 mi (7,323.91 km) |
| Penacova to Owatonna (Minnesota) | 4,154.62 mi (6,686.22 km) |
| Penacova to Owensboro (Kentucky) | 4,087.65 mi (6,578.44 km) |
| Penacova to Owings Mills (Maryland) | 3,538.79 mi (5,695.14 km) |
| Penacova to Owosso (Michigan) | 3,784.40 mi (6,090.40 km) |
