| Lake Oswego to Nymburk | 5,363.10 mi (8,631.08 km) |
| Lake Oswego to Olomouc | 5,445.58 mi (8,763.81 km) |
| Lake Oswego to Opava | 5,437.77 mi (8,751.24 km) |
| Lake Oswego to Orlova | 5,454.07 mi (8,777.47 km) |
| Lake Oswego to Ostrava | 5,451.90 mi (8,773.99 km) |
| Lake Oswego to Ostrov | 5,310.03 mi (8,545.67 km) |
| Lake Oswego to Otrokovice | 5,474.93 mi (8,811.04 km) |
| Lake Oswego to Pardubice | 5,387.71 mi (8,670.69 km) |
| Lake Oswego to Pelhrimov | 5,412.70 mi (8,710.90 km) |
| Lake Oswego to Pisek | 5,396.60 mi (8,684.98 km) |
| Lake Oswego to Plzen | 5,353.18 mi (8,615.11 km) |
| Lake Oswego to Podebrady | 5,367.39 mi (8,637.98 km) |
| Lake Oswego to Policka | 5,417.68 mi (8,718.91 km) |
| Lake Oswego to Prachatice | 5,411.08 mi (8,708.29 km) |
| Lake Oswego to Prague | 5,355.70 mi (8,619.16 km) |
