| Tucson to Castelletto sopra Ticino | 5,862.37 mi (9,434.58 km) |
| Tucson to Castelli Calepio | 5,911.21 mi (9,513.18 km) |
| Tucson to Castelnovo ne' Monti | 5,985.88 mi (9,633.34 km) |
| Tucson to Castelnuovo Berardenga | 6,077.54 mi (9,780.85 km) |
| Tucson to Castelnuovo di Porto | 6,172.44 mi (9,933.58 km) |
| Tucson to Castelnuovo di Verona | 5,951.17 mi (9,577.48 km) |
| Tucson to Castelnuovo Rangone | 5,999.30 mi (9,654.94 km) |
| Tucson to Castelvetrano | 6,401.16 mi (10,301.67 km) |
| Tucson to Castelvetro di Modena | 6,002.29 mi (9,659.75 km) |
| Tucson to Castenaso | 6,020.25 mi (9,688.66 km) |
| Tucson to Castenedolo | 5,932.90 mi (9,548.08 km) |
| Tucson to Castiglion Fiorentino | 6,092.57 mi (9,805.05 km) |
| Tucson to Castiglione del Lago | 6,107.15 mi (9,828.52 km) |
| Tucson to Castiglione delle Stiviere | 5,943.40 mi (9,564.98 km) |
| Tucson to Castrolibero | 6,446.94 mi (10,375.34 km) |
