| Pirot to Smyrna (Delaware) | 4,791.58 mi (7,711.30 km) |
| Pirot to Smyrna (Georgia) | 5,409.34 mi (8,705.49 km) |
| Pirot to Smyrna (Tennessee) | 5,387.35 mi (8,670.10 km) |
| Pirot to Snellville (Georgia) | 5,388.68 mi (8,672.24 km) |
| Pirot to Snoqualmie (Washington) | 5,806.64 mi (9,344.89 km) |
| Pirot to Snyder (Texas) | 6,096.21 mi (9,810.91 km) |
| Pirot to Socastee (South Carolina) | 5,188.00 mi (8,349.28 km) |
| Pirot to Socorro (Texas) | 6,340.40 mi (10,203.88 km) |
| Pirot to Soddy-Daisy (Tennessee) | 5,368.28 mi (8,639.42 km) |
| Pirot to Solana Beach (California) | 6,595.87 mi (10,615.03 km) |
| Pirot to Soledad (California) | 6,488.13 mi (10,441.64 km) |
| Pirot to Solon (Ohio) | 4,930.90 mi (7,935.51 km) |
| Pirot to Somers Point (New Jersey) | 4,749.10 mi (7,642.94 km) |
| Pirot to Somerset (Kentucky) | 5,257.56 mi (8,461.23 km) |
| Pirot to Somerset (New Jersey) | 4,693.12 mi (7,552.84 km) |
