| Gunzenhausen to Olivenza | 1,139.32 mi (1,833.55 km) |
| Gunzenhausen to Olot | 622.78 mi (1,002.27 km) |
| Gunzenhausen to Onate | 756.71 mi (1,217.80 km) |
| Gunzenhausen to Onda | 831.51 mi (1,338.19 km) |
| Gunzenhausen to Onteniente | 906.18 mi (1,458.35 km) |
| Gunzenhausen to Orihuela | 958.62 mi (1,542.76 km) |
| Gunzenhausen to Osuna | 1,140.99 mi (1,836.24 km) |
| Gunzenhausen to Ourense | 1,009.04 mi (1,623.90 km) |
| Gunzenhausen to Oviedo | 884.77 mi (1,423.90 km) |
| Gunzenhausen to Paiporta | 866.15 mi (1,393.93 km) |
| Gunzenhausen to Pajara | 1,945.18 mi (3,130.46 km) |
| Gunzenhausen to Palafolls | 643.79 mi (1,036.07 km) |
| Gunzenhausen to Palafrugell | 617.68 mi (994.06 km) |
| Gunzenhausen to Palamos | 622.77 mi (1,002.26 km) |
| Gunzenhausen to Palencia | 884.76 mi (1,423.89 km) |
