| Martinsburg to San Luis Obispo (California) | 2,340.34 mi (3,766.41 km) |
| Martinsburg to San Marcos (California) | 2,208.10 mi (3,553.60 km) |
| Martinsburg to San Marcos (Texas) | 1,308.95 mi (2,106.56 km) |
| Martinsburg to San Marino (California) | 2,232.49 mi (3,592.85 km) |
| Martinsburg to San Mateo (California) | 2,376.47 mi (3,824.56 km) |
| Martinsburg to San Pablo (California) | 2,369.80 mi (3,813.82 km) |
| Martinsburg to San Rafael (California) | 2,378.62 mi (3,828.01 km) |
| Martinsburg to San Ramon (California) | 2,352.57 mi (3,786.10 km) |
| Martinsburg to San Tan Valley (Arizona) | 1,907.66 mi (3,070.09 km) |
| Martinsburg to Sand Springs (Oklahoma) | 1,015.31 mi (1,633.99 km) |
| Martinsburg to Sandusky (Ohio) | 283.82 mi (456.76 km) |
| Martinsburg to Sandy (Oregon) | 2,266.39 mi (3,647.40 km) |
| Martinsburg to Sandy (Utah) | 1,783.04 mi (2,869.53 km) |
| Martinsburg to Sandy Springs (Georgia) | 520.25 mi (837.27 km) |
| Martinsburg to Sanford (Florida) | 760.75 mi (1,224.32 km) |
