Allentown, PA ZIP Codes, Coordinates & Counties
Allentown, Pennsylvania has 8 ZIP codes in Lehigh county. The approximate center of Allentown is 40.599, -75.516. Allentown has about 532,521 known street addresses.
ZIP codes in Allentown, PA
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 18101 | Lehigh | 40.603 | -75.469 |
| 18102 | Lehigh | 40.608 | -75.476 |
| 18103 | Lehigh | 40.57 | -75.482 |
| 18104 | Lehigh | 40.611 | -75.547 |
| 18105 | Lehigh | 40.601 | -75.494 |
| 18106 | Lehigh | 40.576 | -75.596 |
| 18109 | Lehigh | 40.637 | -75.44 |
| 18195 | Lehigh | 40.584 | -75.625 |
Counties Allentown spans
Lehigh
Most common streets in Allentown
Hamilton, Walnut, Union, Highland, Washington, Linden, Congress, Liberty, Turner, Cedar
Frequently asked questions
What ZIP codes are in Allentown, PA?
Allentown, Pennsylvania has 8 ZIP codes, ranging from 18101 to 18195. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Allentown, PA in?
Allentown is in Lehigh county.
What are the latitude and longitude of Allentown, PA?
The approximate center of Allentown, Pennsylvania is latitude 40.599, longitude -75.516. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Allentown, PA have?
Allentown has 8 ZIP codes.
How many addresses are in Allentown, PA?
Allentown, Pennsylvania has about 532,521 known street addresses in the sthan.io US address database.
What are the most common streets in Allentown, PA?
Some of the most common street names in Allentown are Hamilton, Walnut, Union, Highland, Washington, Linden.
What cities are near Allentown, PA?
Cities near Allentown include East Texas (4 mi), Whitehall (4 mi), Catasauqua (5 mi), Trexlertown (5 mi), Coplay (6 mi).
Cities near Allentown
East Texas, PA (4 mi) Whitehall, PA (4 mi) Catasauqua, PA (5 mi) Trexlertown, PA (5 mi) Coplay, PA (6 mi) Emmaus, PA (6 mi) Orefield, PA (6 mi) Center Valley, PA (7 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database