| Castelo Branco to Chojnice | 1,511.25 mi (2,432.12 km) |
| Castelo Branco to Chojnow | 1,372.95 mi (2,209.55 km) |
| Castelo Branco to Chorzow | 1,468.87 mi (2,363.91 km) |
| Castelo Branco to Choszczno | 1,416.84 mi (2,280.19 km) |
| Castelo Branco to Chrzanow | 1,483.97 mi (2,388.22 km) |
| Castelo Branco to Ciechanow | 1,600.39 mi (2,575.58 km) |
| Castelo Branco to Ciechocinek | 1,530.53 mi (2,463.15 km) |
| Castelo Branco to Cieszyn | 1,443.27 mi (2,322.72 km) |
| Castelo Branco to Czarna Bialostocka | 1,713.64 mi (2,757.84 km) |
| Castelo Branco to Czarnkow | 1,448.91 mi (2,331.79 km) |
| Castelo Branco to Czechowice-Dziedzice | 1,462.60 mi (2,353.83 km) |
| Castelo Branco to Czeladz | 1,475.18 mi (2,374.07 km) |
| Castelo Branco to Czersk Pomorski | 1,529.51 mi (2,461.51 km) |
| Castelo Branco to Czestochowa | 1,487.47 mi (2,393.85 km) |
| Castelo Branco to Czluchow | 1,503.58 mi (2,419.78 km) |
