| Potters Bar to Chojnice | 753.19 mi (1,212.14 km) |
| Potters Bar to Chojnow | 692.69 mi (1,114.77 km) |
| Potters Bar to Chorzow | 835.10 mi (1,343.97 km) |
| Potters Bar to Choszczno | 663.57 mi (1,067.91 km) |
| Potters Bar to Chrzanow | 857.24 mi (1,379.59 km) |
| Potters Bar to Ciechanow | 880.47 mi (1,416.98 km) |
| Potters Bar to Ciechocinek | 803.34 mi (1,292.86 km) |
| Potters Bar to Cieszyn | 831.55 mi (1,338.25 km) |
| Potters Bar to Czarna Bialostocka | 988.70 mi (1,591.16 km) |
| Potters Bar to Czarnkow | 710.94 mi (1,144.15 km) |
| Potters Bar to Czechowice-Dziedzice | 844.39 mi (1,358.91 km) |
| Potters Bar to Czeladz | 840.26 mi (1,352.26 km) |
| Potters Bar to Czersk Pomorski | 770.86 mi (1,240.58 km) |
| Potters Bar to Czestochowa | 834.53 mi (1,343.04 km) |
| Potters Bar to Czluchow | 745.57 mi (1,199.87 km) |
