| Round Lake Beach to Chojnice | 4,478.95 mi (7,208.18 km) |
| Round Lake Beach to Chojnow | 4,529.23 mi (7,289.09 km) |
| Round Lake Beach to Chorzow | 4,673.59 mi (7,521.41 km) |
| Round Lake Beach to Choszczno | 4,431.87 mi (7,132.41 km) |
| Round Lake Beach to Chrzanow | 4,696.21 mi (7,557.81 km) |
| Round Lake Beach to Ciechanow | 4,613.96 mi (7,425.45 km) |
| Round Lake Beach to Ciechocinek | 4,553.99 mi (7,328.93 km) |
| Round Lake Beach to Cieszyn | 4,687.38 mi (7,543.60 km) |
| Round Lake Beach to Czarna Bialostocka | 4,677.01 mi (7,526.92 km) |
| Round Lake Beach to Czarnkow | 4,481.01 mi (7,211.49 km) |
| Round Lake Beach to Czechowice-Dziedzice | 4,692.78 mi (7,552.30 km) |
| Round Lake Beach to Czeladz | 4,676.59 mi (7,526.24 km) |
| Round Lake Beach to Czersk Pomorski | 4,488.57 mi (7,223.66 km) |
| Round Lake Beach to Czestochowa | 4,656.89 mi (7,494.54 km) |
| Round Lake Beach to Czluchow | 4,474.47 mi (7,200.97 km) |
