Westmont, IL ZIP Codes, Coordinates & Counties
Westmont, Illinois has 1 ZIP code in DuPage county. The approximate center of Westmont is 41.794, -87.975. Westmont has about 61,791 known street addresses.
ZIP codes in Westmont, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 60559 | DuPage | 41.794 | -87.975 |
Counties Westmont spans
DuPage
Most common streets in Westmont
Cass, Adams, Williams, Grant, Park, Lincoln, Ogden, 55th, Wilmette, 59th
Frequently asked questions
What ZIP codes are in Westmont, IL?
Westmont, Illinois has 1 ZIP code, ranging from 60559 to 60559. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Westmont, IL in?
Westmont is in DuPage county.
What are the latitude and longitude of Westmont, IL?
The approximate center of Westmont, Illinois is latitude 41.794, longitude -87.975. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Westmont, IL have?
Westmont has 1 ZIP code.
How many addresses are in Westmont, IL?
Westmont, Illinois has about 61,791 known street addresses in the sthan.io US address database.
What are the most common streets in Westmont, IL?
Some of the most common street names in Westmont are Cass, Adams, Williams, Grant, Park, Lincoln.
What cities are near Westmont, IL?
Cities near Westmont include Clarendon Hills (1 mi), Downers Grove (2 mi), Hinsdale (2 mi), Darien (3 mi), Oak Brook (3 mi).
Cities near Westmont
Clarendon Hills, IL (1 mi) Downers Grove, IL (2 mi) Hinsdale, IL (2 mi) Darien, IL (3 mi) Oak Brook, IL (3 mi) Western Springs, IL (4 mi) Willowbrook, IL (4 mi) Woodridge, IL (5 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database