| Ostrow Mazowiecka to Chickasha (Oklahoma) | 5,376.88 mi (8,653.25 km) |
| Ostrow Mazowiecka to Chico (California) | 5,683.32 mi (9,146.42 km) |
| Ostrow Mazowiecka to Chicopee (Massachusetts) | 4,146.20 mi (6,672.67 km) |
| Ostrow Mazowiecka to Chillicothe (Ohio) | 4,654.97 mi (7,491.45 km) |
| Ostrow Mazowiecka to Chillum (Maryland) | 4,465.97 mi (7,187.29 km) |
| Ostrow Mazowiecka to Chino (California) | 5,966.30 mi (9,601.83 km) |
| Ostrow Mazowiecka to Chino Hills (California) | 5,969.74 mi (9,607.36 km) |
| Ostrow Mazowiecka to Chino Valley (Arizona) | 5,793.43 mi (9,323.63 km) |
| Ostrow Mazowiecka to Chippewa Falls (Wisconsin) | 4,617.87 mi (7,431.74 km) |
| Ostrow Mazowiecka to Choctaw (Oklahoma) | 5,330.61 mi (8,578.79 km) |
| Ostrow Mazowiecka to Chowchilla (California) | 5,822.12 mi (9,369.79 km) |
| Ostrow Mazowiecka to Christiansburg (Virginia) | 4,682.90 mi (7,536.40 km) |
| Ostrow Mazowiecka to Chubbuck (Idaho) | 5,287.67 mi (8,509.69 km) |
| Ostrow Mazowiecka to Chula Vista (California) | 6,037.47 mi (9,716.36 km) |
| Ostrow Mazowiecka to Cibolo (Texas) | 5,705.62 mi (9,182.31 km) |
