| Uslar to Olivenza | 1,205.93 mi (1,940.75 km) |
| Uslar to Olot | 735.75 mi (1,184.07 km) |
| Uslar to Onate | 818.69 mi (1,317.55 km) |
| Uslar to Onda | 936.43 mi (1,507.03 km) |
| Uslar to Onteniente | 1,015.14 mi (1,633.72 km) |
| Uslar to Orihuela | 1,068.99 mi (1,720.37 km) |
| Uslar to Osuna | 1,228.64 mi (1,977.30 km) |
| Uslar to Ourense | 1,041.84 mi (1,676.69 km) |
| Uslar to Oviedo | 919.20 mi (1,479.31 km) |
| Uslar to Paiporta | 973.11 mi (1,566.07 km) |
| Uslar to Pajara | 2,023.38 mi (3,256.31 km) |
| Uslar to Palafolls | 762.77 mi (1,227.56 km) |
| Uslar to Palafrugell | 738.79 mi (1,188.97 km) |
| Uslar to Palamos | 744.04 mi (1,197.41 km) |
| Uslar to Palencia | 941.54 mi (1,515.27 km) |
