| Katowice to Oswego (Illinois) | 4,722.15 mi (7,599.57 km) |
| Katowice to Oswego (New York) | 4,217.10 mi (6,786.77 km) |
| Katowice to Otsego (Minnesota) | 4,704.58 mi (7,571.29 km) |
| Katowice to Ottawa (Illinois) | 4,755.84 mi (7,653.78 km) |
| Katowice to Ottawa (Kansas) | 5,118.18 mi (8,236.91 km) |
| Katowice to Ottumwa (Iowa) | 4,893.44 mi (7,875.23 km) |
| Katowice to Overland (Missouri) | 4,948.95 mi (7,964.56 km) |
| Katowice to Overland Park (Kansas) | 5,083.52 mi (8,181.14 km) |
| Katowice to Overlea (Maryland) | 4,414.38 mi (7,104.26 km) |
| Katowice to Oviedo (Florida) | 5,138.38 mi (8,269.43 km) |
| Katowice to Owasso (Oklahoma) | 5,264.50 mi (8,472.40 km) |
| Katowice to Owatonna (Minnesota) | 4,755.13 mi (7,652.65 km) |
| Katowice to Owensboro (Kentucky) | 4,885.13 mi (7,861.86 km) |
| Katowice to Owings Mills (Maryland) | 4,422.42 mi (7,117.20 km) |
| Katowice to Owosso (Michigan) | 4,512.39 mi (7,261.99 km) |
