| Karhula to Olivenza | 2,100.74 mi (3,380.82 km) |
| Karhula to Olot | 1,628.79 mi (2,621.29 km) |
| Karhula to Onate | 1,714.96 mi (2,759.95 km) |
| Karhula to Onda | 1,833.65 mi (2,950.97 km) |
| Karhula to Onteniente | 1,911.13 mi (3,075.66 km) |
| Karhula to Orihuela | 1,964.53 mi (3,161.61 km) |
| Karhula to Osuna | 2,128.57 mi (3,425.60 km) |
| Karhula to Ourense | 1,917.07 mi (3,085.22 km) |
| Karhula to Oviedo | 1,798.89 mi (2,895.03 km) |
| Karhula to Paiporta | 1,869.74 mi (3,009.06 km) |
| Karhula to Pajara | 2,919.95 mi (4,699.21 km) |
| Karhula to Palafolls | 1,652.65 mi (2,659.69 km) |
| Karhula to Palafrugell | 1,627.21 mi (2,618.75 km) |
| Karhula to Palamos | 1,632.38 mi (2,627.06 km) |
| Karhula to Palencia | 1,834.38 mi (2,952.16 km) |
