| Pleasant Prairie to Octeville | 3,930.92 mi (6,326.20 km) |
| Pleasant Prairie to Oignies | 4,080.81 mi (6,567.43 km) |
| Pleasant Prairie to Oissel | 4,047.48 mi (6,513.78 km) |
| Pleasant Prairie to Olivet | 4,131.64 mi (6,649.23 km) |
| Pleasant Prairie to Ollioules | 4,471.28 mi (7,195.83 km) |
| Pleasant Prairie to Olonne-sur-Mer | 4,030.66 mi (6,486.72 km) |
| Pleasant Prairie to Oloron-Sainte-Marie | 4,199.66 mi (6,758.69 km) |
| Pleasant Prairie to Onet Village | 4,289.52 mi (6,903.31 km) |
| Pleasant Prairie to Onnaing | 4,106.52 mi (6,608.80 km) |
| Pleasant Prairie to Orange | 4,389.15 mi (7,063.66 km) |
| Pleasant Prairie to Orchies | 4,090.08 mi (6,582.34 km) |
| Pleasant Prairie to Orleans | 4,130.58 mi (6,647.52 km) |
| Pleasant Prairie to Orly | 4,119.26 mi (6,629.31 km) |
| Pleasant Prairie to Ormesson-sur-Marne | 4,123.41 mi (6,635.99 km) |
| Pleasant Prairie to Orsay | 4,112.90 mi (6,619.08 km) |
