Colchester, IL ZIP Codes, Coordinates & Counties
Colchester, Illinois has 1 ZIP code in McDonough county. The approximate center of Colchester is 40.417, -90.813. Colchester has about 25,626 known street addresses.
ZIP codes in Colchester, IL
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 62326 | McDonough | 40.417 | -90.813 |
Counties Colchester spans
McDonough
Most common streets in Colchester
600th, South, Elizabeth, North, Market, 1200th, 700th, 550th, Charles, Smith
Frequently asked questions
What ZIP codes are in Colchester, IL?
Colchester, Illinois has 1 ZIP code, ranging from 62326 to 62326. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Colchester, IL in?
Colchester is in McDonough county.
What are the latitude and longitude of Colchester, IL?
The approximate center of Colchester, Illinois is latitude 40.417, longitude -90.813. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Colchester, IL have?
Colchester has 1 ZIP code.
How many addresses are in Colchester, IL?
Colchester, Illinois has about 25,626 known street addresses in the sthan.io US address database.
What are the most common streets in Colchester, IL?
Some of the most common street names in Colchester are 600th, South, Elizabeth, North, Market, 1200th.
What cities are near Colchester, IL?
Cities near Colchester include Tennessee (5 mi), Macomb (8 mi), Plymouth (8 mi), Blandinsville (9 mi), Sciota (13 mi).
Cities near Colchester
Tennessee, IL (5 mi) Macomb, IL (8 mi) Plymouth, IL (8 mi) Blandinsville, IL (9 mi) Sciota, IL (13 mi) Bardolph, IL (14 mi) Good Hope, IL (14 mi) Industry, IL (14 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database