| Middlesex to Chojnice | 4,108.43 mi (6,611.87 km) |
| Middlesex to Chojnow | 4,128.30 mi (6,643.86 km) |
| Middlesex to Chorzow | 4,275.86 mi (6,881.33 km) |
| Middlesex to Choszczno | 4,047.75 mi (6,514.23 km) |
| Middlesex to Chrzanow | 4,298.85 mi (6,918.33 km) |
| Middlesex to Ciechanow | 4,247.64 mi (6,835.91 km) |
| Middlesex to Ciechocinek | 4,180.24 mi (6,727.45 km) |
| Middlesex to Cieszyn | 4,283.22 mi (6,893.17 km) |
| Middlesex to Czarna Bialostocka | 4,326.04 mi (6,962.10 km) |
| Middlesex to Czarnkow | 4,098.64 mi (6,596.12 km) |
| Middlesex to Czechowice-Dziedzice | 4,291.71 mi (6,906.84 km) |
| Middlesex to Czeladz | 4,279.74 mi (6,887.57 km) |
| Middlesex to Czersk Pomorski | 4,120.63 mi (6,631.52 km) |
| Middlesex to Czestochowa | 4,264.54 mi (6,863.11 km) |
| Middlesex to Czluchow | 4,102.90 mi (6,602.98 km) |
