| Signa to Smyrna (Delaware) | 4,280.17 mi (6,888.26 km) |
| Signa to Smyrna (Georgia) | 4,900.14 mi (7,886.01 km) |
| Signa to Smyrna (Tennessee) | 4,891.85 mi (7,872.67 km) |
| Signa to Snellville (Georgia) | 4,878.05 mi (7,850.46 km) |
| Signa to Snoqualmie (Washington) | 5,508.79 mi (8,865.54 km) |
| Signa to Snyder (Texas) | 5,637.24 mi (9,072.26 km) |
| Signa to Socastee (South Carolina) | 4,663.95 mi (7,505.91 km) |
| Signa to Socorro (Texas) | 5,899.49 mi (9,494.31 km) |
| Signa to Soddy-Daisy (Tennessee) | 4,866.11 mi (7,831.24 km) |
| Signa to Solana Beach (California) | 6,214.33 mi (10,001.00 km) |
| Signa to Soledad (California) | 6,142.84 mi (9,885.94 km) |
| Signa to Solon (Ohio) | 4,443.59 mi (7,151.27 km) |
| Signa to Somers Point (New Jersey) | 4,235.40 mi (6,816.21 km) |
| Signa to Somerset (Kentucky) | 4,760.91 mi (7,661.94 km) |
| Signa to Somerset (New Jersey) | 4,184.10 mi (6,733.66 km) |
