| Boston to Chojnice | 724.80 mi (1,166.46 km) |
| Boston to Chojnow | 685.57 mi (1,103.31 km) |
| Boston to Chorzow | 831.60 mi (1,338.33 km) |
| Boston to Choszczno | 639.79 mi (1,029.64 km) |
| Boston to Chrzanow | 854.26 mi (1,374.80 km) |
| Boston to Ciechanow | 857.49 mi (1,380.00 km) |
| Boston to Ciechocinek | 781.00 mi (1,256.89 km) |
| Boston to Cieszyn | 832.37 mi (1,339.58 km) |
| Boston to Czarna Bialostocka | 961.94 mi (1,548.09 km) |
| Boston to Czarnkow | 689.24 mi (1,109.23 km) |
| Boston to Czechowice-Dziedzice | 843.50 mi (1,357.49 km) |
| Boston to Czeladz | 836.33 mi (1,345.95 km) |
| Boston to Czersk Pomorski | 741.76 mi (1,193.75 km) |
| Boston to Czestochowa | 827.26 mi (1,331.34 km) |
| Boston to Czluchow | 717.44 mi (1,154.61 km) |
