| Ostrow Mazowiecka to Castelfidardo | 750.19 mi (1,207.31 km) |
| Ostrow Mazowiecka to Castelfiorentino | 809.05 mi (1,302.04 km) |
| Ostrow Mazowiecka to Castelfranco di Sopra | 791.24 mi (1,273.38 km) |
| Ostrow Mazowiecka to Castelfranco di Sotto | 809.56 mi (1,302.85 km) |
| Ostrow Mazowiecka to Castelfranco Emilia | 750.66 mi (1,208.07 km) |
| Ostrow Mazowiecka to Castelfranco Veneto | 665.96 mi (1,071.76 km) |
| Ostrow Mazowiecka to Castellabate | 924.93 mi (1,488.53 km) |
| Ostrow Mazowiecka to Castellammare del Golfo | 1,108.50 mi (1,783.95 km) |
| Ostrow Mazowiecka to Castellammare di Stabia | 906.00 mi (1,458.07 km) |
| Ostrow Mazowiecka to Castellamonte | 818.97 mi (1,318.01 km) |
| Ostrow Mazowiecka to Castellana Grotte | 852.74 mi (1,372.34 km) |
| Ostrow Mazowiecka to Castellaneta | 872.41 mi (1,404.00 km) |
| Ostrow Mazowiecka to Castellanza | 766.53 mi (1,233.61 km) |
| Ostrow Mazowiecka to Castellarano | 760.36 mi (1,223.68 km) |
| Ostrow Mazowiecka to Castelleone | 753.81 mi (1,213.14 km) |
