| Merrillville to Chojnice | 4,502.90 mi (7,246.72 km) |
| Merrillville to Chojnow | 4,549.76 mi (7,322.13 km) |
| Merrillville to Chorzow | 4,694.70 mi (7,555.39 km) |
| Merrillville to Choszczno | 4,454.21 mi (7,168.36 km) |
| Merrillville to Chrzanow | 4,717.39 mi (7,591.91 km) |
| Merrillville to Ciechanow | 4,638.58 mi (7,465.08 km) |
| Merrillville to Ciechocinek | 4,577.69 mi (7,367.07 km) |
| Merrillville to Cieszyn | 4,707.75 mi (7,576.39 km) |
| Merrillville to Czarna Bialostocka | 4,703.42 mi (7,569.42 km) |
| Merrillville to Czarnkow | 4,503.62 mi (7,247.88 km) |
| Merrillville to Czechowice-Dziedzice | 4,713.53 mi (7,585.69 km) |
| Merrillville to Czeladz | 4,697.81 mi (7,560.39 km) |
| Merrillville to Czersk Pomorski | 4,512.82 mi (7,262.69 km) |
| Merrillville to Czestochowa | 4,678.61 mi (7,529.49 km) |
| Merrillville to Czluchow | 4,498.30 mi (7,239.31 km) |
