| Williamsport to Orthez | 3,753.46 mi (6,040.60 km) |
| Williamsport to Orvault | 3,607.56 mi (5,805.80 km) |
| Williamsport to Osny | 3,714.60 mi (5,978.06 km) |
| Williamsport to Ostwald | 3,961.82 mi (6,375.93 km) |
| Williamsport to Ouistreham | 3,612.15 mi (5,813.19 km) |
| Williamsport to Oullins | 3,930.05 mi (6,324.81 km) |
| Williamsport to Outreau | 3,650.94 mi (5,875.61 km) |
| Williamsport to Oyonnax | 3,949.01 mi (6,355.32 km) |
| Williamsport to Ozoir-la-Ferriere | 3,748.11 mi (6,032.00 km) |
| Williamsport to Pace | 3,577.80 mi (5,757.91 km) |
| Williamsport to Palaiseau | 3,731.85 mi (6,005.84 km) |
| Williamsport to Pamiers | 3,872.02 mi (6,231.42 km) |
| Williamsport to Panazol | 3,775.21 mi (6,075.61 km) |
| Williamsport to Pantin | 3,733.21 mi (6,008.02 km) |
| Williamsport to Paray-le-Monial | 3,877.60 mi (6,240.40 km) |
