| Czarnkow to Oswego (Illinois) | 4,526.29 mi (7,284.35 km) |
| Czarnkow to Oswego (New York) | 4,029.87 mi (6,485.44 km) |
| Czarnkow to Otsego (Minnesota) | 4,502.12 mi (7,245.46 km) |
| Czarnkow to Ottawa (Illinois) | 4,559.87 mi (7,338.41 km) |
| Czarnkow to Ottawa (Kansas) | 4,919.34 mi (7,916.92 km) |
| Czarnkow to Ottumwa (Iowa) | 4,694.92 mi (7,555.75 km) |
| Czarnkow to Overland (Missouri) | 4,754.11 mi (7,651.00 km) |
| Czarnkow to Overland Park (Kansas) | 4,884.92 mi (7,861.52 km) |
| Czarnkow to Overlea (Maryland) | 4,232.93 mi (6,812.25 km) |
| Czarnkow to Oviedo (Florida) | 4,966.08 mi (7,992.13 km) |
| Czarnkow to Owasso (Oklahoma) | 5,066.95 mi (8,154.47 km) |
| Czarnkow to Owatonna (Minnesota) | 4,553.73 mi (7,328.52 km) |
| Czarnkow to Owensboro (Kentucky) | 4,694.28 mi (7,554.71 km) |
| Czarnkow to Owings Mills (Maryland) | 4,240.60 mi (6,824.58 km) |
| Czarnkow to Owosso (Michigan) | 4,318.69 mi (6,950.26 km) |
