| Birkenhead to Smyrna (Delaware) | 3,435.83 mi (5,529.44 km) |
| Birkenhead to Smyrna (Georgia) | 4,051.39 mi (6,520.08 km) |
| Birkenhead to Smyrna (Tennessee) | 4,025.60 mi (6,478.57 km) |
| Birkenhead to Snellville (Georgia) | 4,031.39 mi (6,487.90 km) |
| Birkenhead to Snoqualmie (Washington) | 4,598.03 mi (7,399.81 km) |
| Birkenhead to Snyder (Texas) | 4,739.74 mi (7,627.87 km) |
| Birkenhead to Socastee (South Carolina) | 3,839.84 mi (6,179.62 km) |
| Birkenhead to Socorro (Texas) | 4,992.45 mi (8,034.57 km) |
| Birkenhead to Soddy-Daisy (Tennessee) | 4,007.95 mi (6,450.17 km) |
| Birkenhead to Solana Beach (California) | 5,292.46 mi (8,517.39 km) |
| Birkenhead to Soledad (California) | 5,221.31 mi (8,402.88 km) |
| Birkenhead to Solon (Ohio) | 3,568.55 mi (5,743.03 km) |
| Birkenhead to Somers Point (New Jersey) | 3,394.76 mi (5,463.34 km) |
| Birkenhead to Somerset (Kentucky) | 3,896.08 mi (6,270.13 km) |
| Birkenhead to Somerset (New Jersey) | 3,336.36 mi (5,369.35 km) |
