| Allentown to Spout Springs (North Carolina) | 415.70 mi (669.00 km) |
| Allentown to Spring (Texas) | 1,332.63 mi (2,144.66 km) |
| Allentown to Spring Creek (Nevada) | 2,083.94 mi (3,353.77 km) |
| Allentown to Spring Hill (Florida) | 927.64 mi (1,492.89 km) |
| Allentown to Spring Hill (Tennessee) | 705.09 mi (1,134.73 km) |
| Allentown to Spring Lake (North Carolina) | 420.22 mi (676.28 km) |
| Allentown to Spring Valley (California) | 2,340.69 mi (3,766.98 km) |
| Allentown to Spring Valley (Nevada) | 2,159.81 mi (3,475.88 km) |
| Allentown to Spring Valley (New York) | 82.75 mi (133.17 km) |
| Allentown to Springboro (Ohio) | 468.36 mi (753.75 km) |
| Allentown to Springdale (Arkansas) | 1,054.13 mi (1,696.46 km) |
| Allentown to Springdale (New Jersey) | 56.34 mi (90.66 km) |
| Allentown to Springdale (Ohio) | 485.00 mi (780.52 km) |
| Allentown to Springfield (Illinois) | 749.77 mi (1,206.65 km) |
| Allentown to Springfield (Massachusetts) | 184.94 mi (297.63 km) |
