| Altoona to Orthez | 3,840.48 mi (6,180.65 km) |
| Altoona to Orvault | 3,694.90 mi (5,946.37 km) |
| Altoona to Osny | 3,801.89 mi (6,118.56 km) |
| Altoona to Ostwald | 4,049.01 mi (6,516.25 km) |
| Altoona to Ouistreham | 3,699.47 mi (5,953.73 km) |
| Altoona to Oullins | 4,017.41 mi (6,465.39 km) |
| Altoona to Outreau | 3,738.09 mi (6,015.88 km) |
| Altoona to Oyonnax | 4,036.37 mi (6,495.91 km) |
| Altoona to Ozoir-la-Ferriere | 3,835.41 mi (6,172.50 km) |
| Altoona to Pace | 3,665.16 mi (5,898.50 km) |
| Altoona to Palaiseau | 3,819.17 mi (6,146.35 km) |
| Altoona to Pamiers | 3,959.11 mi (6,371.57 km) |
| Altoona to Panazol | 3,862.53 mi (6,216.14 km) |
| Altoona to Pantin | 3,820.51 mi (6,148.52 km) |
| Altoona to Paray-le-Monial | 3,964.96 mi (6,380.99 km) |
