| Iisalmi to Navodari | 1,330.93 mi (2,141.93 km) |
| Iisalmi to Negresti-Oas | 1,093.94 mi (1,760.53 km) |
| Iisalmi to Nehoiu | 1,258.90 mi (2,026.01 km) |
| Iisalmi to Ocna Mures | 1,193.70 mi (1,921.07 km) |
| Iisalmi to Odobesti | 1,229.87 mi (1,979.28 km) |
| Iisalmi to Odorheiu Secuiesc | 1,194.26 mi (1,921.98 km) |
| Iisalmi to Oltenita | 1,346.11 mi (2,166.36 km) |
| Iisalmi to Onesti | 1,195.98 mi (1,924.75 km) |
| Iisalmi to Oradea | 1,157.34 mi (1,862.56 km) |
| Iisalmi to Orastie | 1,233.81 mi (1,985.63 km) |
| Iisalmi to Oravita | 1,297.96 mi (2,088.86 km) |
| Iisalmi to Orsova | 1,315.27 mi (2,116.73 km) |
| Iisalmi to Otelu Rosu | 1,261.08 mi (2,029.52 km) |
| Iisalmi to Otopeni | 1,314.65 mi (2,115.73 km) |
| Iisalmi to Ovidiu | 1,334.37 mi (2,147.47 km) |
