| Opoczno to Oschatz | 309.82 mi (498.61 km) |
| Opoczno to Oschersleben | 389.27 mi (626.46 km) |
| Opoczno to Osnabruck | 525.60 mi (845.87 km) |
| Opoczno to Ostbevern | 533.96 mi (859.33 km) |
| Opoczno to Osterburg | 374.35 mi (602.45 km) |
| Opoczno to Ostercappeln | 518.05 mi (833.73 km) |
| Opoczno to Osterhofen | 371.45 mi (597.79 km) |
| Opoczno to Osterholz-Scharmbeck | 501.13 mi (806.50 km) |
| Opoczno to Osternienburg | 356.03 mi (572.97 km) |
| Opoczno to Osterode | 431.45 mi (694.35 km) |
| Opoczno to Osterwieck | 411.79 mi (662.71 km) |
| Opoczno to Ostfildern | 521.95 mi (839.99 km) |
| Opoczno to Osthofen | 536.93 mi (864.11 km) |
| Opoczno to Ostrhauderfehn | 548.51 mi (882.74 km) |
| Opoczno to Ostringen | 531.58 mi (855.50 km) |
