Oswego, IL ZIP Codes, Coordinates & Counties
Oswego, Illinois has 1 ZIP code in Kendall county. The approximate center of Oswego is 41.665, -88.323. Oswego has about 78,225 known street addresses.
ZIP codes in Oswego, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 60543 | Kendall | 41.665 | -88.323 |
Counties Oswego spans
Kendall
Most common streets in Oswego
Douglas, Cherry, Us Highway 34, Wolf, White Oak, Grove, Oxbow, Madison, Collins, Johnson
Frequently asked questions
What ZIP codes are in Oswego, IL?
Oswego, Illinois has 1 ZIP code, ranging from 60543 to 60543. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Oswego, IL in?
Oswego is in Kendall county.
What are the latitude and longitude of Oswego, IL?
The approximate center of Oswego, Illinois is latitude 41.665, longitude -88.323. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Oswego, IL have?
Oswego has 1 ZIP code.
How many addresses are in Oswego, IL?
Oswego, Illinois has about 78,225 known street addresses in the sthan.io US address database.
What are the most common streets in Oswego, IL?
Some of the most common street names in Oswego are Douglas, Cherry, Us Highway 34, Wolf, White Oak, Grove.
What cities are near Oswego, IL?
Cities near Oswego include Montgomery (4 mi), Plainfield (6 mi), Aurora (7 mi), Bristol (7 mi), Yorkville (7 mi).
Cities near Oswego
Montgomery, IL (4 mi) Plainfield, IL (6 mi) Aurora, IL (7 mi) Bristol, IL (7 mi) Yorkville, IL (7 mi) Eola, IL (9 mi) Naperville, IL (10 mi) North Aurora, IL (10 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database