| Calumet City to Castelletto sopra Ticino | 4,505.99 mi (7,251.70 km) |
| Calumet City to Castelli Calepio | 4,559.18 mi (7,337.29 km) |
| Calumet City to Castelnovo ne' Monti | 4,627.75 mi (7,447.65 km) |
| Calumet City to Castelnuovo Berardenga | 4,716.77 mi (7,590.91 km) |
| Calumet City to Castelnuovo di Porto | 4,808.11 mi (7,737.90 km) |
| Calumet City to Castelnuovo di Verona | 4,601.23 mi (7,404.97 km) |
| Calumet City to Castelnuovo Rangone | 4,644.06 mi (7,473.90 km) |
| Calumet City to Castelvetrano | 5,013.34 mi (8,068.18 km) |
| Calumet City to Castelvetro di Modena | 4,646.79 mi (7,478.28 km) |
| Calumet City to Castenaso | 4,666.92 mi (7,510.68 km) |
| Calumet City to Castenedolo | 4,581.33 mi (7,372.93 km) |
| Calumet City to Castiglion Fiorentino | 4,733.45 mi (7,617.75 km) |
| Calumet City to Castiglione del Lago | 4,747.25 mi (7,639.96 km) |
| Calumet City to Castiglione delle Stiviere | 4,592.16 mi (7,390.36 km) |
| Calumet City to Castrolibero | 5,081.34 mi (8,177.63 km) |
