| Castelli Calepio to Southern Pines (North Carolina) | 4,507.08 mi (7,253.45 km) |
| Castelli Calepio to Southfield (Michigan) | 4,351.44 mi (7,002.96 km) |
| Castelli Calepio to Southgate (Michigan) | 4,360.92 mi (7,018.22 km) |
| Castelli Calepio to Southlake (Texas) | 5,353.12 mi (8,615.02 km) |
| Castelli Calepio to Spanaway (Washington) | 5,408.51 mi (8,704.16 km) |
| Castelli Calepio to Spanish Fork (Utah) | 5,498.63 mi (8,849.18 km) |
| Castelli Calepio to Spanish Lake (Missouri) | 4,793.65 mi (7,714.63 km) |
| Castelli Calepio to Spanish Springs (Nevada) | 5,768.91 mi (9,284.16 km) |
| Castelli Calepio to Sparks (Nevada) | 5,775.09 mi (9,294.10 km) |
| Castelli Calepio to Spartanburg (South Carolina) | 4,627.18 mi (7,446.73 km) |
| Castelli Calepio to Spearfish (South Dakota) | 5,010.69 mi (8,063.92 km) |
| Castelli Calepio to Speedway (Indiana) | 4,589.30 mi (7,385.77 km) |
| Castelli Calepio to Spencer (Iowa) | 4,775.85 mi (7,685.99 km) |
| Castelli Calepio to Spokane (Washington) | 5,247.12 mi (8,444.42 km) |
| Castelli Calepio to Spokane Valley (Washington) | 5,242.08 mi (8,436.30 km) |
