| Karhula to Nottingham | 1,173.49 mi (1,888.55 km) |
| Karhula to Nuneaton | 1,202.28 mi (1,934.88 km) |
| Karhula to Oadby | 1,186.14 mi (1,908.91 km) |
| Karhula to Oakengates | 1,227.42 mi (1,975.34 km) |
| Karhula to Oakham | 1,171.79 mi (1,885.81 km) |
| Karhula to Oldbury | 1,221.11 mi (1,965.18 km) |
| Karhula to Oldham | 1,181.27 mi (1,901.08 km) |
| Karhula to Ollerton | 1,158.88 mi (1,865.04 km) |
| Karhula to Olton | 1,217.07 mi (1,958.68 km) |
| Karhula to Omagh | 1,315.77 mi (2,117.53 km) |
| Karhula to Ormesby | 1,110.77 mi (1,787.60 km) |
| Karhula to Ormskirk | 1,206.13 mi (1,941.08 km) |
| Karhula to Orpington | 1,202.65 mi (1,935.47 km) |
| Karhula to Ossett | 1,157.92 mi (1,863.49 km) |
| Karhula to Oswaldtwistle | 1,182.57 mi (1,903.17 km) |
