| Civita Castellana to Somersworth (New Hampshire) | 4,034.86 mi (6,493.48 km) |
| Civita Castellana to Somerton (Arizona) | 6,271.38 mi (10,092.81 km) |
| Civita Castellana to Somerville (Massachusetts) | 4,074.67 mi (6,557.55 km) |
| Civita Castellana to Somerville (New Jersey) | 4,295.34 mi (6,912.67 km) |
| Civita Castellana to Sonoma (California) | 6,189.05 mi (9,960.31 km) |
| Civita Castellana to Soquel (California) | 6,250.23 mi (10,058.77 km) |
| Civita Castellana to South Bend (Indiana) | 4,743.11 mi (7,633.30 km) |
| Civita Castellana to South Bradenton (Florida) | 5,204.92 mi (8,376.51 km) |
| Civita Castellana to South Burlington (Vermont) | 4,092.40 mi (6,586.08 km) |
| Civita Castellana to South Charleston (West Virginia) | 4,693.49 mi (7,553.44 km) |
| Civita Castellana to South Daytona (Florida) | 5,055.78 mi (8,136.49 km) |
| Civita Castellana to South El Monte (California) | 6,301.10 mi (10,140.64 km) |
| Civita Castellana to South Elgin (Illinois) | 4,811.64 mi (7,743.58 km) |
| Civita Castellana to South Euclid (Ohio) | 4,554.11 mi (7,329.14 km) |
| Civita Castellana to South Farmingdale (New York) | 4,238.71 mi (6,821.55 km) |
