| Opoczno to Trim | 1,142.66 mi (1,838.93 km) |
| Opoczno to Tuam | 1,227.20 mi (1,974.98 km) |
| Opoczno to Tullamore | 1,173.19 mi (1,888.07 km) |
| Opoczno to Waterford | 1,165.56 mi (1,875.79 km) |
| Opoczno to Wexford | 1,136.72 mi (1,829.37 km) |
| Opoczno to Wicklow | 1,114.28 mi (1,793.26 km) |
| Opoczno to Abano Terme | 569.31 mi (916.22 km) |
| Opoczno to Abbiategrasso | 664.11 mi (1,068.78 km) |
| Opoczno to Acate | 1,030.90 mi (1,659.08 km) |
| Opoczno to Acerra | 773.52 mi (1,244.86 km) |
| Opoczno to Aci Castello | 987.43 mi (1,589.11 km) |
| Opoczno to Aci Catena | 984.60 mi (1,584.55 km) |
| Opoczno to Aci Sant'Antonio | 984.80 mi (1,584.89 km) |
| Opoczno to Acireale | 983.06 mi (1,582.08 km) |
| Opoczno to Acquaviva delle Fonti | 742.15 mi (1,194.38 km) |
