| Smyrna to Castelfidardo | 5,017.28 mi (8,074.53 km) |
| Smyrna to Castelfiorentino | 4,900.45 mi (7,886.52 km) |
| Smyrna to Castelfranco di Sopra | 4,925.50 mi (7,926.83 km) |
| Smyrna to Castelfranco di Sotto | 4,887.63 mi (7,865.88 km) |
| Smyrna to Castelfranco Emilia | 4,870.94 mi (7,839.02 km) |
| Smyrna to Castelfranco Veneto | 4,872.87 mi (7,842.13 km) |
| Smyrna to Castellabate | 5,193.47 mi (8,358.09 km) |
| Smyrna to Castellammare del Golfo | 5,181.09 mi (8,338.16 km) |
| Smyrna to Castellammare di Stabia | 5,157.21 mi (8,299.73 km) |
| Smyrna to Castellamonte | 4,701.17 mi (7,565.80 km) |
| Smyrna to Castellana Grotte | 5,268.81 mi (8,479.34 km) |
| Smyrna to Castellaneta | 5,268.02 mi (8,478.06 km) |
| Smyrna to Castellanza | 4,745.18 mi (7,636.63 km) |
| Smyrna to Castellarano | 4,860.30 mi (7,821.89 km) |
| Smyrna to Castelleone | 4,792.42 mi (7,712.66 km) |
