| Galveston to Castelfidardo | 5,679.04 mi (9,139.53 km) |
| Galveston to Castelfiorentino | 5,565.05 mi (8,956.08 km) |
| Galveston to Castelfranco di Sopra | 5,589.32 mi (8,995.14 km) |
| Galveston to Castelfranco di Sotto | 5,552.20 mi (8,935.40 km) |
| Galveston to Castelfranco Emilia | 5,532.55 mi (8,903.78 km) |
| Galveston to Castelfranco Veneto | 5,530.06 mi (8,899.77 km) |
| Galveston to Castellabate | 5,861.94 mi (9,433.88 km) |
| Galveston to Castellammare del Golfo | 5,856.84 mi (9,425.67 km) |
| Galveston to Castellammare di Stabia | 5,825.23 mi (9,374.80 km) |
| Galveston to Castellamonte | 5,364.35 mi (8,633.09 km) |
| Galveston to Castellana Grotte | 5,932.86 mi (9,548.01 km) |
| Galveston to Castellaneta | 5,933.04 mi (9,548.31 km) |
| Galveston to Castellanza | 5,406.29 mi (8,700.58 km) |
| Galveston to Castellarano | 5,522.33 mi (8,887.33 km) |
| Galveston to Castelleone | 5,453.50 mi (8,776.56 km) |
