| Darlowo to Oswego (Illinois) | 4,457.64 mi (7,173.88 km) |
| Darlowo to Oswego (New York) | 3,970.03 mi (6,389.14 km) |
| Darlowo to Otsego (Minnesota) | 4,425.79 mi (7,122.61 km) |
| Darlowo to Ottawa (Illinois) | 4,491.11 mi (7,227.74 km) |
| Darlowo to Ottawa (Kansas) | 4,847.26 mi (7,800.91 km) |
| Darlowo to Ottumwa (Iowa) | 4,623.29 mi (7,440.47 km) |
| Darlowo to Overland (Missouri) | 4,686.44 mi (7,542.09 km) |
| Darlowo to Overland Park (Kansas) | 4,813.11 mi (7,745.96 km) |
| Darlowo to Overlea (Maryland) | 4,178.12 mi (6,724.03 km) |
| Darlowo to Oviedo (Florida) | 4,918.25 mi (7,915.15 km) |
| Darlowo to Owasso (Oklahoma) | 4,996.24 mi (8,040.68 km) |
| Darlowo to Owatonna (Minnesota) | 4,478.72 mi (7,207.80 km) |
| Darlowo to Owensboro (Kentucky) | 4,630.62 mi (7,452.26 km) |
| Darlowo to Owings Mills (Maryland) | 4,185.44 mi (6,735.81 km) |
| Darlowo to Owosso (Michigan) | 4,252.41 mi (6,843.60 km) |
