| Cities | Distance |
|---|---|
| Opoczno to Karis | 614.66 mi (989.20 km) |
| Opoczno to Karkkila | 650.34 mi (1,046.62 km) |
| Opoczno to Kauhajoki | 767.05 mi (1,234.45 km) |
| Opoczno to Kauhava | 816.42 mi (1,313.90 km) |
| Opoczno to Kauniainen | 634.34 mi (1,020.87 km) |
| Opoczno to Kemi | 1,003.44 mi (1,614.88 km) |
| Opoczno to Kemijarvi | 1,088.17 mi (1,751.24 km) |
| Opoczno to Kempele | 953.60 mi (1,534.67 km) |
| Opoczno to Kerava | 650.29 mi (1,046.53 km) |
| Opoczno to Keuruu | 769.73 mi (1,238.77 km) |
| Opoczno to Kiiminki | 970.28 mi (1,561.52 km) |
| Opoczno to Kirkkonummi | 624.53 mi (1,005.08 km) |
| Opoczno to Kitee | 827.43 mi (1,331.61 km) |
| Opoczno to Kiuruvesi | 878.87 mi (1,414.40 km) |
| Opoczno to Kivisto | 642.54 mi (1,034.07 km) |