| Koyulhisar to Olivares | 2,350.30 mi (3,782.44 km) |
| Koyulhisar to Olivenza | 2,372.34 mi (3,817.92 km) |
| Koyulhisar to Olot | 1,827.50 mi (2,941.08 km) |
| Koyulhisar to Onate | 2,065.85 mi (3,324.67 km) |
| Koyulhisar to Onda | 1,996.69 mi (3,213.36 km) |
| Koyulhisar to Onteniente | 2,033.84 mi (3,273.15 km) |
| Koyulhisar to Orihuela | 2,065.49 mi (3,324.09 km) |
| Koyulhisar to Osuna | 2,299.78 mi (3,701.14 km) |
| Koyulhisar to Ourense | 2,346.57 mi (3,776.44 km) |
| Koyulhisar to Oviedo | 2,232.62 mi (3,593.06 km) |
| Koyulhisar to Paiporta | 2,013.41 mi (3,240.27 km) |
| Koyulhisar to Pajara | 3,030.61 mi (4,877.30 km) |
| Koyulhisar to Palafolls | 1,819.38 mi (2,928.01 km) |
| Koyulhisar to Palafrugell | 1,795.82 mi (2,890.10 km) |
| Koyulhisar to Palamos | 1,798.28 mi (2,894.05 km) |
