| Allentown to Shoreview (Minnesota) | 944.60 mi (1,520.19 km) |
| Allentown to Shorewood (Illinois) | 666.14 mi (1,072.05 km) |
| Allentown to Shorewood (Wisconsin) | 660.96 mi (1,063.72 km) |
| Allentown to Short Hills (New Jersey) | 60.96 mi (98.10 km) |
| Allentown to Short Pump (Virginia) | 233.45 mi (375.71 km) |
| Allentown to Show Low (Arizona) | 1,932.89 mi (3,110.68 km) |
| Allentown to Shreveport (Louisiana) | 1,158.60 mi (1,864.59 km) |
| Allentown to Sicklerville (New Jersey) | 64.07 mi (103.11 km) |
| Allentown to Sidney (Ohio) | 457.32 mi (735.98 km) |
| Allentown to Sierra Madre (California) | 2,355.77 mi (3,791.24 km) |
| Allentown to Sierra Vista (Arizona) | 2,028.00 mi (3,263.75 km) |
| Allentown to Sierra Vista Southeast (Arizona) | 2,026.40 mi (3,261.17 km) |
| Allentown to Signal Hill (California) | 2,372.15 mi (3,817.60 km) |
| Allentown to Sikeston (Missouri) | 801.49 mi (1,289.88 km) |
| Allentown to Siloam Springs (Arkansas) | 1,073.58 mi (1,727.75 km) |
