| Ostrow Mazowiecka to Centralia (Illinois) | 4,902.13 mi (7,889.22 km) |
| Ostrow Mazowiecka to Centralia (Washington) | 5,255.14 mi (8,457.33 km) |
| Ostrow Mazowiecka to Centreville (Virginia) | 4,488.91 mi (7,224.20 km) |
| Ostrow Mazowiecka to Ceres (California) | 5,805.72 mi (9,343.40 km) |
| Ostrow Mazowiecka to Cerritos (California) | 5,982.71 mi (9,628.24 km) |
| Ostrow Mazowiecka to Chalco (Nebraska) | 4,968.13 mi (7,995.43 km) |
| Ostrow Mazowiecka to Chalmette (Louisiana) | 5,411.29 mi (8,708.62 km) |
| Ostrow Mazowiecka to Chambersburg (Pennsylvania) | 4,439.85 mi (7,145.25 km) |
| Ostrow Mazowiecka to Chamblee (Georgia) | 4,995.41 mi (8,039.33 km) |
| Ostrow Mazowiecka to Champaign (Illinois) | 4,786.97 mi (7,703.89 km) |
| Ostrow Mazowiecka to Champlin (Minnesota) | 4,663.26 mi (7,504.79 km) |
| Ostrow Mazowiecka to Chandler (Arizona) | 5,871.21 mi (9,448.79 km) |
| Ostrow Mazowiecka to Chanhassen (Minnesota) | 4,685.81 mi (7,541.09 km) |
| Ostrow Mazowiecka to Channahon (Illinois) | 4,714.91 mi (7,587.91 km) |
| Ostrow Mazowiecka to Channelview (Texas) | 5,592.58 mi (9,000.39 km) |
