| Ostrow Mazowiecka to Zafra | 1,673.50 mi (2,693.23 km) |
| Ostrow Mazowiecka to Zamora | 1,501.86 mi (2,417.01 km) |
| Ostrow Mazowiecka to Zaragoza | 1,308.42 mi (2,105.71 km) |
| Ostrow Mazowiecka to Zarautz | 1,282.54 mi (2,064.05 km) |
| Ostrow Mazowiecka to Zuera | 1,294.42 mi (2,083.17 km) |
| Ostrow Mazowiecka to Zumaia | 1,285.45 mi (2,068.73 km) |
| Ostrow Mazowiecka to Zumarraga | 1,297.16 mi (2,087.58 km) |
| Ostrow Mazowiecka to Longyearbyen | 1,762.92 mi (2,837.14 km) |
| Ostrow Mazowiecka to Ahus | 374.38 mi (602.51 km) |
| Ostrow Mazowiecka to Akersberga | 481.94 mi (775.61 km) |
| Ostrow Mazowiecka to Alingsas | 509.97 mi (820.72 km) |
| Ostrow Mazowiecka to Almhult | 403.82 mi (649.89 km) |
| Ostrow Mazowiecka to Alta | 468.01 mi (753.18 km) |
| Ostrow Mazowiecka to Amal | 558.73 mi (899.19 km) |
| Ostrow Mazowiecka to Arboga | 511.51 mi (823.19 km) |
