| Campbell to Smyrna (Delaware) | 2,489.65 mi (4,006.70 km) |
| Campbell to Smyrna (Georgia) | 2,103.44 mi (3,385.15 km) |
| Campbell to Smyrna (Tennessee) | 1,955.10 mi (3,146.44 km) |
| Campbell to Snellville (Georgia) | 2,131.67 mi (3,430.60 km) |
| Campbell to Snoqualmie (Washington) | 708.17 mi (1,139.69 km) |
| Campbell to Snyder (Texas) | 1,229.19 mi (1,978.18 km) |
| Campbell to Socastee (South Carolina) | 2,408.24 mi (3,875.69 km) |
| Campbell to Socorro (Texas) | 973.73 mi (1,567.06 km) |
| Campbell to Soddy-Daisy (Tennessee) | 2,040.78 mi (3,284.31 km) |
| Campbell to Solana Beach (California) | 397.51 mi (639.73 km) |
| Campbell to Soledad (California) | 66.98 mi (107.79 km) |
| Campbell to Solon (Ohio) | 2,163.77 mi (3,482.26 km) |
| Campbell to Somers Point (New Jersey) | 2,541.69 mi (4,090.45 km) |
| Campbell to Somerset (Kentucky) | 2,042.08 mi (3,286.41 km) |
| Campbell to Somerset (New Jersey) | 2,530.77 mi (4,072.88 km) |
