Marion, IL ZIP Codes, Coordinates & Counties
Marion, Illinois has 1 ZIP code in Williamson county. The approximate center of Marion is 37.718, -88.908. Marion has about 175,883 known street addresses.
ZIP codes in Marion, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 62959 | Williamson | 37.718 | -88.908 |
Counties Marion spans
Williamson
Most common streets in Marion
Green Valley, Main, Market, Monroe, Van Buren, Madison, Skyline, Garfield, College, State
Frequently asked questions
What ZIP codes are in Marion, IL?
Marion, Illinois has 1 ZIP code, ranging from 62959 to 62959. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Marion, IL in?
Marion is in Williamson county.
What are the latitude and longitude of Marion, IL?
The approximate center of Marion, Illinois is latitude 37.718, longitude -88.908. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Marion, IL have?
Marion has 1 ZIP code.
How many addresses are in Marion, IL?
Marion, Illinois has about 175,883 known street addresses in the sthan.io US address database.
What are the most common streets in Marion, IL?
Some of the most common street names in Marion are Green Valley, Main, Market, Monroe, Van Buren, Madison.
What cities are near Marion, IL?
Cities near Marion include Energy (7 mi), Johnston City (7 mi), Creal Springs (8 mi), Pittsburg (8 mi), Herrin (10 mi).
Cities near Marion
Energy, IL (7 mi) Johnston City, IL (7 mi) Creal Springs, IL (8 mi) Pittsburg, IL (8 mi) Herrin, IL (10 mi) Carterville, IL (11 mi) Colp, IL (11 mi) Freeman Spur, IL (11 mi)
Need this for any US address, in code?
Get the ZIP code, county, and coordinates for any US address through the sthan.io API. Free 100 requests/month, no credit card required.
View the API →Last updated: June 2026 · Data: sthan.io US address database