| Allentown to Savannah (Georgia) | 671.44 mi (1,080.58 km) |
| Allentown to Sayreville (New Jersey) | 61.16 mi (98.43 km) |
| Allentown to Sayville (New York) | 125.76 mi (202.40 km) |
| Allentown to Scaggsville (Maryland) | 125.22 mi (201.52 km) |
| Allentown to Scarsdale (New York) | 92.91 mi (149.53 km) |
| Allentown to Schaumburg (Illinois) | 661.16 mi (1,064.04 km) |
| Allentown to Schenectady (New York) | 172.09 mi (276.96 km) |
| Allentown to Schererville (Indiana) | 626.23 mi (1,007.83 km) |
| Allentown to Schertz (Texas) | 1,489.83 mi (2,397.65 km) |
| Allentown to Schiller Park (Illinois) | 649.80 mi (1,045.76 km) |
| Allentown to Schofield Barracks (Hawaii) | 4,888.78 mi (7,867.73 km) |
| Allentown to Scotchtown (New York) | 83.90 mi (135.03 km) |
| Allentown to Scottdale (Georgia) | 673.67 mi (1,084.16 km) |
| Allentown to Scotts Valley (California) | 2,487.71 mi (4,003.58 km) |
| Allentown to Scottsbluff (Nebraska) | 1,460.63 mi (2,350.66 km) |
