| Ostrow Mazowiecka to Corinth (Mississippi) | 5,080.85 mi (8,176.84 km) |
| Ostrow Mazowiecka to Corinth (Texas) | 5,460.38 mi (8,787.63 km) |
| Ostrow Mazowiecka to Cornelius (North Carolina) | 4,788.88 mi (7,706.97 km) |
| Ostrow Mazowiecka to Cornelius (Oregon) | 5,334.20 mi (8,584.56 km) |
| Ostrow Mazowiecka to Corning (New York) | 4,305.08 mi (6,928.36 km) |
| Ostrow Mazowiecka to Corona (California) | 5,971.79 mi (9,610.66 km) |
| Ostrow Mazowiecka to Coronado (California) | 6,038.51 mi (9,718.04 km) |
| Ostrow Mazowiecka to Corpus Christi (Texas) | 5,786.62 mi (9,312.66 km) |
| Ostrow Mazowiecka to Corsicana (Texas) | 5,503.19 mi (8,856.52 km) |
| Ostrow Mazowiecka to Cortland (New York) | 4,251.69 mi (6,842.43 km) |
| Ostrow Mazowiecka to Corvallis (Oregon) | 5,399.44 mi (8,689.55 km) |
| Ostrow Mazowiecka to Coshocton (Ohio) | 4,567.09 mi (7,350.02 km) |
| Ostrow Mazowiecka to Costa Mesa (California) | 5,992.03 mi (9,643.23 km) |
| Ostrow Mazowiecka to Coto de Caza (California) | 5,989.14 mi (9,638.59 km) |
| Ostrow Mazowiecka to Cottage Grove (Minnesota) | 4,669.56 mi (7,514.93 km) |
