| Ostrow Mazowiecka to Camas (Washington) | 5,318.15 mi (8,558.74 km) |
| Ostrow Mazowiecka to Cambridge (Maryland) | 4,455.33 mi (7,170.17 km) |
| Ostrow Mazowiecka to Cambridge (Massachusetts) | 4,084.36 mi (6,573.15 km) |
| Ostrow Mazowiecka to Camden (Arkansas) | 5,301.57 mi (8,532.06 km) |
| Ostrow Mazowiecka to Camden (New Jersey) | 4,349.44 mi (6,999.75 km) |
| Ostrow Mazowiecka to Cameron Park (California) | 5,736.90 mi (9,232.65 km) |
| Ostrow Mazowiecka to Camp Pendleton South (California) | 6,007.80 mi (9,668.62 km) |
| Ostrow Mazowiecka to Camp Springs (Maryland) | 4,472.24 mi (7,197.37 km) |
| Ostrow Mazowiecka to Camp Verde (Arizona) | 5,791.45 mi (9,320.44 km) |
| Ostrow Mazowiecka to Campbell (California) | 5,845.73 mi (9,407.80 km) |
| Ostrow Mazowiecka to Campbellsville (Kentucky) | 4,842.36 mi (7,793.03 km) |
| Ostrow Mazowiecka to Campton Hills (Illinois) | 4,690.95 mi (7,549.35 km) |
| Ostrow Mazowiecka to Canby (Oregon) | 5,344.24 mi (8,600.72 km) |
| Ostrow Mazowiecka to Candelaria (Puerto Rico) | 5,134.77 mi (8,263.61 km) |
| Ostrow Mazowiecka to Candler-McAfee (Georgia) | 5,003.04 mi (8,051.62 km) |
