| Sulphur Springs to Castelfidardo | 5,515.42 mi (8,876.21 km) |
| Sulphur Springs to Castelfiorentino | 5,405.06 mi (8,698.60 km) |
| Sulphur Springs to Castelfranco di Sopra | 5,428.33 mi (8,736.05 km) |
| Sulphur Springs to Castelfranco di Sotto | 5,392.22 mi (8,677.94 km) |
| Sulphur Springs to Castelfranco Emilia | 5,369.18 mi (8,640.87 km) |
| Sulphur Springs to Castelfranco Veneto | 5,361.94 mi (8,629.21 km) |
| Sulphur Springs to Castellabate | 5,706.02 mi (9,182.95 km) |
| Sulphur Springs to Castellammare del Golfo | 5,711.95 mi (9,192.49 km) |
| Sulphur Springs to Castellammare di Stabia | 5,668.82 mi (9,123.08 km) |
| Sulphur Springs to Castellamonte | 5,203.30 mi (8,373.90 km) |
| Sulphur Springs to Castellana Grotte | 5,771.15 mi (9,287.77 km) |
| Sulphur Springs to Castellaneta | 5,772.51 mi (9,289.96 km) |
| Sulphur Springs to Castellanza | 5,242.75 mi (8,437.39 km) |
| Sulphur Springs to Castellarano | 5,359.47 mi (8,625.23 km) |
| Sulphur Springs to Castelleone | 5,289.77 mi (8,513.06 km) |
