| Allouez to Olivares | 4,119.22 mi (6,629.24 km) |
| Allouez to Olivenza | 4,026.88 mi (6,480.64 km) |
| Allouez to Olot | 4,300.82 mi (6,921.49 km) |
| Allouez to Onate | 4,062.75 mi (6,538.36 km) |
| Allouez to Onda | 4,275.49 mi (6,880.74 km) |
| Allouez to Onteniente | 4,307.27 mi (6,931.88 km) |
| Allouez to Orihuela | 4,322.77 mi (6,956.82 km) |
| Allouez to Osuna | 4,173.64 mi (6,716.83 km) |
| Allouez to Ourense | 3,856.10 mi (6,205.79 km) |
| Allouez to Oviedo | 3,905.49 mi (6,285.28 km) |
| Allouez to Paiporta | 4,290.65 mi (6,905.14 km) |
| Allouez to Pajara | 4,115.60 mi (6,623.41 km) |
| Allouez to Palafolls | 4,332.68 mi (6,972.78 km) |
| Allouez to Palafrugell | 4,339.50 mi (6,983.76 km) |
| Allouez to Palamos | 4,341.05 mi (6,986.24 km) |
