| Siniscola to Southern Pines (North Carolina) | 4,655.53 mi (7,492.36 km) |
| Siniscola to Southfield (Michigan) | 4,544.56 mi (7,313.77 km) |
| Siniscola to Southgate (Michigan) | 4,552.67 mi (7,326.82 km) |
| Siniscola to Southlake (Texas) | 5,545.71 mi (8,924.96 km) |
| Siniscola to Spanaway (Washington) | 5,703.64 mi (9,179.12 km) |
| Siniscola to Spanish Fork (Utah) | 5,754.44 mi (9,260.88 km) |
| Siniscola to Spanish Lake (Missouri) | 4,988.81 mi (8,028.71 km) |
| Siniscola to Spanish Springs (Nevada) | 6,043.38 mi (9,725.88 km) |
| Siniscola to Sparks (Nevada) | 6,049.49 mi (9,735.72 km) |
| Siniscola to Spartanburg (South Carolina) | 4,781.98 mi (7,695.85 km) |
| Siniscola to Spearfish (South Dakota) | 5,260.32 mi (8,465.67 km) |
| Siniscola to Speedway (Indiana) | 4,778.10 mi (7,689.60 km) |
| Siniscola to Spencer (Iowa) | 5,000.63 mi (8,047.74 km) |
| Siniscola to Spokane (Washington) | 5,533.81 mi (8,905.81 km) |
| Siniscola to Spokane Valley (Washington) | 5,528.37 mi (8,897.06 km) |
