ZIP Code 55381 — Silver Lake, MN
55381 is a standard (street delivery) ZIP code serving Silver Lake, Minnesota, in McLeod 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 55381 at a glance
| ZIP code | 55381 |
|---|---|
| Primary city | Silver Lake |
| State | Minnesota (MN) |
| County | McLeod FIPS 27085 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,819 |
| Coordinates | 44.927630, -94.186230 |
How ZIP+4 works in 55381
The four digits after the hyphen encode a delivery segment inside 55381. 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 55381 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 55381.
| ZIP | City | Distance |
|---|---|---|
| 55354 | Lester Prairie, MN | 6.4 mi |
| 55395 | Winsted, MN | 6.5 mi |
| 55350 | Hutchinson, MN | 10.3 mi |
| 55367 | New Germany, MN | 10.6 mi |
| 55349 | Howard Lake, MN | 10.8 mi |
| 55321 | Cokato, MN | 10.8 mi |
| 55336 | Glencoe, MN | 11.1 mi |
| 55370 | Plato, MN | 12.4 mi |
| 55325 | Dassel, MN | 12.6 mi |
| 55360 | Mayer, MN | 13 mi |
| 55390 | Waverly, MN | 14 mi |
| 55397 | Young America, MN | 14.5 mi |
Questions about 55381
What is the ZIP+4 code for 55381?
55381 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 55381, you need to look up a specific street address to get them.
What city is 55381?
55381 is assigned to Silver Lake, Minnesota, in McLeod 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.