ZIP Code 62353 — Mount Sterling, IL
62353 is a standard (street delivery) ZIP code serving Mount Sterling, Illinois, in Brown County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 62353 at a glance
| ZIP code | 62353 |
|---|---|
| Primary city | Mount Sterling |
| State | Illinois (IL) |
| County | Brown FIPS 17009 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 5,066 |
| Coordinates | 39.972770, -90.757350 |
How ZIP+4 works in 62353
The four digits after the hyphen encode a delivery segment inside 62353. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 62353 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 62353.
| ZIP | City | Distance |
|---|---|---|
| 62375 | Timewell, IL | 6.3 mi |
| 62378 | Versailles, IL | 8.3 mi |
| 62324 | Clayton, IL | 10.9 mi |
| 62323 | Chambersburg, IL | 11.6 mi |
| 62319 | Camden, IL | 12.5 mi |
| 62362 | Perry, IL | 13.6 mi |
| 62344 | Huntsville, IL | 14.7 mi |
| 62346 | La Prairie, IL | 15 mi |
| 62639 | Frederick, IL | 15.1 mi |
| 62681 | Rushville, IL | 15.5 mi |
| 62314 | Baylis, IL | 15.7 mi |
| 62665 | Meredosia, IL | 16 mi |
Questions about 62353
What is the ZIP+4 code for 62353?
62353 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 62353, you need to look up a specific street address to get them.
What city is 62353?
62353 is assigned to Mount Sterling, Illinois, in Brown County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.