Monmouth, IL ZIP Code
ZIP code, county, time zone and coordinates of Monmouth, Illinois
The ZIP code of Monmouth, IL is 61462. It is in Warren County.
Mailing address format for Monmouth
John Smith 123 Main St MONMOUTH IL 61462 USA
USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.
All ZIP codes in Monmouth
| ZIP code | Population | Area | |
|---|---|---|---|
| 61462 | — | 142.2 sq mi | Main |
ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.
Where is Monmouth? Location, county and time zone
- State
- Illinois
- County
- Warren County
- GPS coordinates
- 40.91423, -90.64308
- Elevation
- 755 ft (230 m)
- Time zone
- America/ChicagoCST · UTC-06:00
- Population
- 8,902
Map of Monmouth, IL 61462
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Monmouth Street View
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Monmouth ZIP code: FAQ
What is the ZIP code for Monmouth, IL?
The main ZIP code for Monmouth, IL is 61462.
How many ZIP codes does Monmouth have?
Monmouth has 1 ZIP code.
What county is Monmouth, IL in?
Monmouth is in Warren County, Illinois.
What time zone is Monmouth in?
Monmouth is in the America/Chicago time zone (CST, UTC-06:00 right now).
What are the coordinates of Monmouth?
Latitude 40.91423, longitude -90.64308.
Last updated: