ZIP Code 61025 — East Dubuque, IL
61025 is a standard (street delivery) ZIP code serving East Dubuque, Illinois, in Jo Daviess 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 61025 at a glance
| ZIP code | 61025 |
|---|---|
| Primary city | East Dubuque |
| State | Illinois (IL) |
| County | Jo Daviess FIPS 17085 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 4,294 |
| Coordinates | 42.469580, -90.559040 |
How ZIP+4 works in 61025
The four digits after the hyphen encode a delivery segment inside 61025. 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 61025 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 61025.
| ZIP | City | Distance |
|---|---|---|
| 53811 | Hazel Green, WI | 5.1 mi |
| 52003 | Dubuque, IA | 6.4 mi |
| 52071 | Saint Donatus, IA | 7.4 mi |
| 53812 | Kieler, WI | 8 mi |
| 52001 | Dubuque, IA | 8.7 mi |
| 61036 | Galena, IL | 9 mi |
| 53807 | Cuba City, WI | 10.8 mi |
| 52002 | Dubuque, IA | 11.5 mi |
| 53808 | Dickeyville, WI | 11.7 mi |
| 52054 | La Motte, IA | 11.8 mi |
| 53803 | Benton, WI | 12.1 mi |
| 52068 | Peosta, IA | 13.2 mi |
Questions about 61025
What is the ZIP+4 code for 61025?
61025 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 61025, you need to look up a specific street address to get them.
What city is 61025?
61025 is assigned to East Dubuque, Illinois, in Jo Daviess 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.