| Comacchio to Somersworth (New Hampshire) | 3,939.17 mi (6,339.49 km) |
| Comacchio to Somerton (Arizona) | 6,140.87 mi (9,882.77 km) |
| Comacchio to Somerville (Massachusetts) | 3,980.81 mi (6,406.50 km) |
| Comacchio to Somerville (New Jersey) | 4,201.70 mi (6,761.98 km) |
| Comacchio to Sonoma (California) | 6,044.83 mi (9,728.22 km) |
| Comacchio to Soquel (California) | 6,107.51 mi (9,829.09 km) |
| Comacchio to South Bend (Indiana) | 4,633.83 mi (7,457.44 km) |
| Comacchio to South Bradenton (Florida) | 5,128.00 mi (8,252.71 km) |
| Comacchio to South Burlington (Vermont) | 3,991.43 mi (6,423.58 km) |
| Comacchio to South Charleston (West Virginia) | 4,595.98 mi (7,396.52 km) |
| Comacchio to South Daytona (Florida) | 4,977.85 mi (8,011.08 km) |
| Comacchio to South El Monte (California) | 6,165.14 mi (9,921.84 km) |
| Comacchio to South Elgin (Illinois) | 4,699.52 mi (7,563.15 km) |
| Comacchio to South Euclid (Ohio) | 4,450.47 mi (7,162.33 km) |
| Comacchio to South Farmingdale (New York) | 4,146.10 mi (6,672.50 km) |
