| Altoona to Castelletto sopra Ticino | 4,179.87 mi (6,726.85 km) |
| Altoona to Castelli Calepio | 4,235.89 mi (6,817.00 km) |
| Altoona to Castelnovo ne' Monti | 4,298.87 mi (6,918.36 km) |
| Altoona to Castelnuovo Berardenga | 4,384.83 mi (7,056.70 km) |
| Altoona to Castelnuovo di Porto | 4,472.35 mi (7,197.56 km) |
| Altoona to Castelnuovo di Verona | 4,279.09 mi (6,886.52 km) |
| Altoona to Castelnuovo Rangone | 4,317.29 mi (6,948.00 km) |
| Altoona to Castelvetrano | 4,655.86 mi (7,492.88 km) |
| Altoona to Castelvetro di Modena | 4,319.77 mi (6,952.00 km) |
| Altoona to Castenaso | 4,341.38 mi (6,986.77 km) |
| Altoona to Castenedolo | 4,258.14 mi (6,852.81 km) |
| Altoona to Castiglion Fiorentino | 4,402.64 mi (7,085.36 km) |
| Altoona to Castiglione del Lago | 4,415.67 mi (7,106.33 km) |
| Altoona to Castiglione delle Stiviere | 4,269.10 mi (6,870.45 km) |
| Altoona to Castrolibero | 4,741.91 mi (7,631.36 km) |
