| Ostrow Mazowiecka to Busto Arsizio | 768.40 mi (1,236.63 km) |
| Ostrow Mazowiecka to Busto Garolfo | 770.35 mi (1,239.77 km) |
| Ostrow Mazowiecka to Cabras | 1,090.02 mi (1,754.21 km) |
| Ostrow Mazowiecka to Cadelbosco di Sopra | 755.06 mi (1,215.15 km) |
| Ostrow Mazowiecka to Cadoneghe | 677.71 mi (1,090.67 km) |
| Ostrow Mazowiecka to Cagli | 766.82 mi (1,234.08 km) |
| Ostrow Mazowiecka to Cagliari | 1,117.00 mi (1,797.64 km) |
| Ostrow Mazowiecka to Cairo Montenotte | 848.81 mi (1,366.03 km) |
| Ostrow Mazowiecka to Caivano | 892.79 mi (1,436.81 km) |
| Ostrow Mazowiecka to Calcinaia | 814.34 mi (1,310.56 km) |
| Ostrow Mazowiecka to Calcinato | 724.30 mi (1,165.65 km) |
| Ostrow Mazowiecka to Calderara di Reno | 746.01 mi (1,200.58 km) |
| Ostrow Mazowiecka to Caldogno | 682.91 mi (1,099.04 km) |
| Ostrow Mazowiecka to Calenzano | 788.21 mi (1,268.50 km) |
| Ostrow Mazowiecka to Calolziocorte | 739.41 mi (1,189.96 km) |
