City in Pennsylvania
Allentown, PA
- Population
- 127,138 (2024)
- Density
- 7,239 / sq mi
- Land area
- 17.6 sq mi
- Water area
- 0.4 sq mi
- Coordinates
- 40.5936, -75.4784
Resident reviews
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ZIP codes
- 18101
- 18102
- 18103
- 18104
- 18109