| Sieradz to Oswego (Illinois) | 4,654.45 mi (7,490.62 km) |
| Sieradz to Oswego (New York) | 4,156.04 mi (6,688.50 km) |
| Sieradz to Otsego (Minnesota) | 4,630.94 mi (7,452.78 km) |
| Sieradz to Ottawa (Illinois) | 4,688.06 mi (7,544.70 km) |
| Sieradz to Ottawa (Kansas) | 5,047.94 mi (8,123.88 km) |
| Sieradz to Ottumwa (Iowa) | 4,823.48 mi (7,762.65 km) |
| Sieradz to Overland (Missouri) | 4,882.10 mi (7,856.98 km) |
| Sieradz to Overland Park (Kansas) | 5,013.49 mi (8,068.43 km) |
| Sieradz to Overlea (Maryland) | 4,357.42 mi (7,012.59 km) |
| Sieradz to Oviedo (Florida) | 5,087.57 mi (8,187.65 km) |
| Sieradz to Owasso (Oklahoma) | 5,195.39 mi (8,361.17 km) |
| Sieradz to Owatonna (Minnesota) | 4,682.52 mi (7,535.80 km) |
| Sieradz to Owensboro (Kentucky) | 4,821.42 mi (7,759.32 km) |
| Sieradz to Owings Mills (Maryland) | 4,365.20 mi (7,025.11 km) |
| Sieradz to Owosso (Michigan) | 4,446.44 mi (7,155.86 km) |
