| River Ridge to Castelfidardo | 5,445.94 mi (8,764.39 km) |
| River Ridge to Castelfiorentino | 5,329.48 mi (8,576.97 km) |
| River Ridge to Castelfranco di Sopra | 5,354.44 mi (8,617.13 km) |
| River Ridge to Castelfranco di Sotto | 5,316.65 mi (8,556.33 km) |
| River Ridge to Castelfranco Emilia | 5,299.55 mi (8,528.81 km) |
| River Ridge to Castelfranco Veneto | 5,300.73 mi (8,530.70 km) |
| River Ridge to Castellabate | 5,622.90 mi (9,049.18 km) |
| River Ridge to Castellammare del Golfo | 5,610.56 mi (9,029.32 km) |
| River Ridge to Castellammare di Stabia | 5,586.60 mi (8,990.77 km) |
| River Ridge to Castellamonte | 5,129.99 mi (8,255.92 km) |
| River Ridge to Castellana Grotte | 5,697.82 mi (9,169.75 km) |
| River Ridge to Castellaneta | 5,697.14 mi (9,168.66 km) |
| River Ridge to Castellanza | 5,173.69 mi (8,326.25 km) |
| River Ridge to Castellarano | 5,288.97 mi (8,511.78 km) |
| River Ridge to Castelleone | 5,220.94 mi (8,402.29 km) |
