| Estoril to Chojnice | 1,636.36 mi (2,633.47 km) |
| Estoril to Chojnow | 1,499.57 mi (2,413.33 km) |
| Estoril to Chorzow | 1,596.17 mi (2,568.78 km) |
| Estoril to Choszczno | 1,541.77 mi (2,481.23 km) |
| Estoril to Chrzanow | 1,611.31 mi (2,593.15 km) |
| Estoril to Ciechanow | 1,726.84 mi (2,779.07 km) |
| Estoril to Ciechocinek | 1,656.64 mi (2,666.10 km) |
| Estoril to Cieszyn | 1,570.62 mi (2,527.67 km) |
| Estoril to Czarna Bialostocka | 1,840.19 mi (2,961.50 km) |
| Estoril to Czarnkow | 1,574.46 mi (2,533.85 km) |
| Estoril to Czechowice-Dziedzice | 1,589.95 mi (2,558.78 km) |
| Estoril to Czeladz | 1,602.48 mi (2,578.94 km) |
| Estoril to Czersk Pomorski | 1,654.66 mi (2,662.92 km) |
| Estoril to Czestochowa | 1,614.67 mi (2,598.56 km) |
| Estoril to Czluchow | 1,628.67 mi (2,621.09 km) |
