| Tonawanda to Orthez | 3,775.06 mi (6,075.37 km) |
| Tonawanda to Orvault | 3,618.65 mi (5,823.65 km) |
| Tonawanda to Osny | 3,716.75 mi (5,981.53 km) |
| Tonawanda to Ostwald | 3,959.96 mi (6,372.94 km) |
| Tonawanda to Ouistreham | 3,615.74 mi (5,818.98 km) |
| Tonawanda to Oullins | 3,939.22 mi (6,339.57 km) |
| Tonawanda to Outreau | 3,648.47 mi (5,871.65 km) |
| Tonawanda to Oyonnax | 3,955.75 mi (6,366.17 km) |
| Tonawanda to Ozoir-la-Ferriere | 3,750.53 mi (6,035.90 km) |
| Tonawanda to Pace | 3,586.30 mi (5,771.60 km) |
| Tonawanda to Palaiseau | 3,734.87 mi (6,010.70 km) |
| Tonawanda to Pamiers | 3,892.05 mi (6,263.65 km) |
| Tonawanda to Panazol | 3,787.71 mi (6,095.73 km) |
| Tonawanda to Pantin | 3,735.54 mi (6,011.76 km) |
| Tonawanda to Paray-le-Monial | 3,885.41 mi (6,252.96 km) |
