| Hopatcong to Castelletto sopra Ticino | 4,003.18 mi (6,442.49 km) |
| Hopatcong to Castelli Calepio | 4,059.84 mi (6,533.68 km) |
| Hopatcong to Castelnovo ne' Monti | 4,121.26 mi (6,632.52 km) |
| Hopatcong to Castelnuovo Berardenga | 4,206.30 mi (6,769.39 km) |
| Hopatcong to Castelnuovo di Porto | 4,292.74 mi (6,908.50 km) |
| Hopatcong to Castelnuovo di Verona | 4,103.27 mi (6,603.57 km) |
| Hopatcong to Castelnuovo Rangone | 4,140.19 mi (6,663.00 km) |
| Hopatcong to Castelvetrano | 4,470.84 mi (7,195.11 km) |
| Hopatcong to Castelvetro di Modena | 4,142.61 mi (6,666.89 km) |
| Hopatcong to Castenaso | 4,164.57 mi (6,702.22 km) |
| Hopatcong to Castenedolo | 4,082.08 mi (6,569.47 km) |
| Hopatcong to Castiglion Fiorentino | 4,224.37 mi (6,798.47 km) |
| Hopatcong to Castiglione del Lago | 4,237.19 mi (6,819.09 km) |
| Hopatcong to Castiglione delle Stiviere | 4,093.06 mi (6,587.14 km) |
| Hopatcong to Castrolibero | 4,561.02 mi (7,340.26 km) |
