| Ostrow Mazowiecka to Trim | 1,181.22 mi (1,900.99 km) |
| Ostrow Mazowiecka to Tuam | 1,265.04 mi (2,035.89 km) |
| Ostrow Mazowiecka to Tullamore | 1,213.34 mi (1,952.68 km) |
| Ostrow Mazowiecka to Waterford | 1,212.49 mi (1,951.32 km) |
| Ostrow Mazowiecka to Wexford | 1,183.63 mi (1,904.87 km) |
| Ostrow Mazowiecka to Wicklow | 1,157.16 mi (1,862.26 km) |
| Ostrow Mazowiecka to Abano Terme | 686.87 mi (1,105.42 km) |
| Ostrow Mazowiecka to Abbiategrasso | 776.62 mi (1,249.86 km) |
| Ostrow Mazowiecka to Acate | 1,146.53 mi (1,845.16 km) |
| Ostrow Mazowiecka to Acerra | 891.55 mi (1,434.81 km) |
| Ostrow Mazowiecka to Aci Castello | 1,102.26 mi (1,773.91 km) |
| Ostrow Mazowiecka to Aci Catena | 1,099.47 mi (1,769.43 km) |
| Ostrow Mazowiecka to Aci Sant'Antonio | 1,099.71 mi (1,769.81 km) |
| Ostrow Mazowiecka to Acireale | 1,097.88 mi (1,766.87 km) |
| Ostrow Mazowiecka to Acquaviva delle Fonti | 855.60 mi (1,376.95 km) |
