| Acqui Terme to Orzesze | 610.73 mi (982.88 km) |
| Acqui Terme to Osowa | 807.56 mi (1,299.64 km) |
| Acqui Terme to Ostroda | 809.33 mi (1,302.50 km) |
| Acqui Terme to Ostroleka | 828.51 mi (1,333.35 km) |
| Acqui Terme to Ostrow Mazowiecka | 828.01 mi (1,332.56 km) |
| Acqui Terme to Ostrow Wielkopolski | 645.30 mi (1,038.52 km) |
| Acqui Terme to Ostrowiec Swietokrzyski | 737.93 mi (1,187.58 km) |
| Acqui Terme to Ostrzeszow | 637.77 mi (1,026.40 km) |
| Acqui Terme to Oswiecim | 623.95 mi (1,004.15 km) |
| Acqui Terme to Otwock | 778.38 mi (1,252.69 km) |
| Acqui Terme to Ozarow Mazowiecki | 766.77 mi (1,234.00 km) |
| Acqui Terme to Ozimek | 613.25 mi (986.93 km) |
| Acqui Terme to Ozorkow | 706.13 mi (1,136.41 km) |
| Acqui Terme to Pabianice | 695.20 mi (1,118.81 km) |
| Acqui Terme to Parczew | 817.10 mi (1,315.00 km) |
