ZIP Code 53181 — Twin Lakes, WI
53181 is a standard (street delivery) ZIP code serving Twin Lakes, Wisconsin, in Kenosha 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 53181 at a glance
| ZIP code | 53181 |
|---|---|
| Primary city | Twin Lakes |
| State | Wisconsin (WI) |
| County | Kenosha FIPS 55059 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 7,964 |
| Coordinates | 42.517110, -88.243050 |
How ZIP+4 works in 53181
The four digits after the hyphen encode a delivery segment inside 53181. 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 53181 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 53181.
| ZIP | City | Distance |
|---|---|---|
| 53192 | Wilmot, WI | 3 mi |
| 60081 | Spring Grove, IL | 4.7 mi |
| 53170 | Silver Lake, WI | 4.8 mi |
| 53128 | Genoa City, WI | 4.9 mi |
| 60071 | Richmond, IL | 5 mi |
| 53179 | Trevor, WI | 5.7 mi |
| 53157 | Pell Lake, WI | 6.5 mi |
| 53168 | Salem, WI | 7.1 mi |
| 60072 | Ringwood, IL | 8.3 mi |
| 60002 | Antioch, IL | 8.3 mi |
| 60020 | Fox Lake, IL | 9.1 mi |
| 60034 | Hebron, IL | 10.2 mi |
Questions about 53181
What is the ZIP+4 code for 53181?
53181 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 53181, you need to look up a specific street address to get them.
What city is 53181?
53181 is assigned to Twin Lakes, Wisconsin, in Kenosha 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.