| Grudziadz to Olivenza | 1,591.00 mi (2,560.46 km) |
| Grudziadz to Olot | 1,081.01 mi (1,739.72 km) |
| Grudziadz to Onate | 1,204.82 mi (1,938.96 km) |
| Grudziadz to Onda | 1,290.03 mi (2,076.11 km) |
| Grudziadz to Onteniente | 1,364.28 mi (2,195.59 km) |
| Grudziadz to Orihuela | 1,416.43 mi (2,279.52 km) |
| Grudziadz to Osuna | 1,598.69 mi (2,572.85 km) |
| Grudziadz to Ourense | 1,440.72 mi (2,318.62 km) |
| Grudziadz to Oviedo | 1,317.19 mi (2,119.81 km) |
| Grudziadz to Paiporta | 1,324.51 mi (2,131.59 km) |
| Grudziadz to Pajara | 2,401.78 mi (3,865.29 km) |
| Grudziadz to Palafolls | 1,100.98 mi (1,771.86 km) |
| Grudziadz to Palafrugell | 1,074.54 mi (1,729.31 km) |
| Grudziadz to Palamos | 1,079.56 mi (1,737.39 km) |
| Grudziadz to Palencia | 1,330.99 mi (2,142.01 km) |
