| Alenquer to Castelletto sopra Ticino | 1,008.69 mi (1,623.33 km) |
| Alenquer to Castelli Calepio | 1,064.30 mi (1,712.83 km) |
| Alenquer to Castelnovo ne' Monti | 1,064.71 mi (1,713.48 km) |
| Alenquer to Castelnuovo Berardenga | 1,104.20 mi (1,777.04 km) |
| Alenquer to Castelnuovo di Porto | 1,145.63 mi (1,843.72 km) |
| Alenquer to Castelnuovo di Verona | 1,100.11 mi (1,770.45 km) |
| Alenquer to Castelnuovo Rangone | 1,092.15 mi (1,757.65 km) |
| Alenquer to Castelvetrano | 1,182.43 mi (1,902.93 km) |
| Alenquer to Castelvetro di Modena | 1,092.16 mi (1,757.66 km) |
| Alenquer to Castenaso | 1,117.31 mi (1,798.14 km) |
| Alenquer to Castenedolo | 1,079.08 mi (1,736.61 km) |
| Alenquer to Castiglion Fiorentino | 1,124.77 mi (1,810.14 km) |
| Alenquer to Castiglione del Lago | 1,129.29 mi (1,817.42 km) |
| Alenquer to Castiglione delle Stiviere | 1,087.06 mi (1,749.45 km) |
| Alenquer to Castrolibero | 1,346.23 mi (2,166.55 km) |
