| Sonoma to Chojnice | 5,648.80 mi (9,090.86 km) |
| Sonoma to Chojnow | 5,757.50 mi (9,265.80 km) |
| Sonoma to Chorzow | 5,881.97 mi (9,466.12 km) |
| Sonoma to Choszczno | 5,634.50 mi (9,067.84 km) |
| Sonoma to Chrzanow | 5,901.75 mi (9,497.95 km) |
| Sonoma to Ciechanow | 5,761.59 mi (9,272.38 km) |
| Sonoma to Ciechocinek | 5,723.18 mi (9,210.56 km) |
| Sonoma to Cieszyn | 5,908.11 mi (9,508.18 km) |
| Sonoma to Czarna Bialostocka | 5,785.54 mi (9,310.93 km) |
| Sonoma to Czarnkow | 5,675.30 mi (9,133.51 km) |
| Sonoma to Czechowice-Dziedzice | 5,906.49 mi (9,505.58 km) |
| Sonoma to Czeladz | 5,882.86 mi (9,467.54 km) |
| Sonoma to Czersk Pomorski | 5,652.06 mi (9,096.11 km) |
| Sonoma to Czestochowa | 5,855.46 mi (9,423.45 km) |
| Sonoma to Czluchow | 5,646.95 mi (9,087.88 km) |
