| Sammamish to Chojnice | 5,048.65 mi (8,125.01 km) |
| Sammamish to Chojnow | 5,166.27 mi (8,314.30 km) |
| Sammamish to Chorzow | 5,285.42 mi (8,506.06 km) |
| Sammamish to Choszczno | 5,040.23 mi (8,111.46 km) |
| Sammamish to Chrzanow | 5,304.43 mi (8,536.66 km) |
| Sammamish to Ciechanow | 5,156.43 mi (8,298.47 km) |
| Sammamish to Ciechocinek | 5,121.96 mi (8,242.99 km) |
| Sammamish to Cieszyn | 5,313.44 mi (8,551.15 km) |
| Sammamish to Czarna Bialostocka | 5,174.31 mi (8,327.24 km) |
| Sammamish to Czarnkow | 5,078.99 mi (8,173.84 km) |
| Sammamish to Czechowice-Dziedzice | 5,310.57 mi (8,546.53 km) |
| Sammamish to Czeladz | 5,285.91 mi (8,506.85 km) |
| Sammamish to Czersk Pomorski | 5,050.82 mi (8,128.50 km) |
| Sammamish to Czestochowa | 5,257.52 mi (8,461.16 km) |
| Sammamish to Czluchow | 5,047.26 mi (8,122.78 km) |
