Adair, IL ZIP Codes, Coordinates & Counties
Adair, Illinois has 1 ZIP code in McDonough county. The approximate center of Adair is 40.4, -90.505. Adair has about 5,864 known street addresses.
ZIP codes in Adair, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 61411 | McDonough | 40.4 | -90.505 |
Counties Adair spans
McDonough
Most common streets in Adair
Elm, Pine, Main, Holly, Oak, Cherry, Ash, 700th, 600th, Maple
Frequently asked questions
What ZIP codes are in Adair, IL?
Adair, Illinois has 1 ZIP code, ranging from 61411 to 61411. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Adair, IL in?
Adair is in McDonough county.
What are the latitude and longitude of Adair, IL?
The approximate center of Adair, Illinois is latitude 40.4, longitude -90.505. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Adair, IL have?
Adair has 1 ZIP code.
How many addresses are in Adair, IL?
Adair, Illinois has about 5,864 known street addresses in the sthan.io US address database.
What are the most common streets in Adair, IL?
Some of the most common street names in Adair are Elm, Pine, Main, Holly, Oak, Cherry.
What cities are near Adair, IL?
Cities near Adair include Table Grove (5 mi), Bardolph (7 mi), Industry (8 mi), Macomb (8 mi), Vermont (8 mi).
Cities near Adair
Table Grove, IL (5 mi) Bardolph, IL (7 mi) Industry, IL (8 mi) Macomb, IL (8 mi) Vermont, IL (8 mi) Marietta, IL (9 mi) Bushnell, IL (11 mi) Ipava, IL (12 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database