| Riga to Castelletto sopra Ticino | 1,019.15 mi (1,640.17 km) |
| Riga to Castelli Calepio | 989.91 mi (1,593.11 km) |
| Riga to Castelnovo ne' Monti | 1,048.25 mi (1,686.99 km) |
| Riga to Castelnuovo Berardenga | 1,089.02 mi (1,752.61 km) |
| Riga to Castelnuovo di Porto | 1,144.71 mi (1,842.23 km) |
| Riga to Castelnuovo di Verona | 979.53 mi (1,576.40 km) |
| Riga to Castelnuovo Rangone | 1,028.37 mi (1,654.99 km) |
| Riga to Castelvetrano | 1,428.34 mi (2,298.70 km) |
| Riga to Castelvetro di Modena | 1,030.99 mi (1,659.22 km) |
| Riga to Castenaso | 1,018.20 mi (1,638.64 km) |
| Riga to Castenedolo | 989.19 mi (1,591.94 km) |
| Riga to Castiglion Fiorentino | 1,080.23 mi (1,738.46 km) |
| Riga to Castiglione del Lago | 1,090.34 mi (1,754.73 km) |
| Riga to Castiglione delle Stiviere | 988.18 mi (1,590.32 km) |
| Riga to Castrolibero | 1,269.64 mi (2,043.29 km) |
