| Rockford to Chojnice | 4,516.87 mi (7,269.20 km) |
| Rockford to Chojnow | 4,568.74 mi (7,352.68 km) |
| Rockford to Chorzow | 4,712.82 mi (7,584.54 km) |
| Rockford to Choszczno | 4,470.57 mi (7,194.68 km) |
| Rockford to Chrzanow | 4,735.40 mi (7,620.88 km) |
| Rockford to Ciechanow | 4,651.53 mi (7,485.92 km) |
| Rockford to Ciechocinek | 4,592.01 mi (7,390.13 km) |
| Rockford to Cieszyn | 4,726.94 mi (7,607.27 km) |
| Rockford to Czarna Bialostocka | 4,713.67 mi (7,585.93 km) |
| Rockford to Czarnkow | 4,519.57 mi (7,273.54 km) |
| Rockford to Czechowice-Dziedzice | 4,732.17 mi (7,615.69 km) |
| Rockford to Czeladz | 4,715.77 mi (7,589.30 km) |
| Rockford to Czersk Pomorski | 4,526.34 mi (7,284.44 km) |
| Rockford to Czestochowa | 4,695.84 mi (7,557.23 km) |
| Rockford to Czluchow | 4,512.45 mi (7,262.09 km) |
