ZIP Code 56680 — Spring Lake, MN
56680 is a standard (street delivery) ZIP code serving Spring Lake, Minnesota, in Itasca 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 56680 at a glance
| ZIP code | 56680 |
|---|---|
| Primary city | Spring Lake |
| State | Minnesota (MN) |
| County | Itasca FIPS 27061 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 137 |
| Coordinates | 47.645600, -93.961240 |
How ZIP+4 works in 56680
The four digits after the hyphen encode a delivery segment inside 56680. 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 56680 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 56680.
| ZIP | City | Distance |
|---|---|---|
| 56659 | Max, MN | 3.2 mi |
| 56637 | Talmoon, MN | 6 mi |
| 56688 | Wirt, MN | 9.2 mi |
| 56681 | Squaw Lake, MN | 15 mi |
| 56661 | Northome, MN | 15.9 mi |
| 56657 | Marcell, MN | 16.9 mi |
| 56636 | Deer River, MN | 17.3 mi |
| 56628 | Bigfork, MN | 20.7 mi |
| 56626 | Bena, MN | 22 mi |
| 56660 | Mizpah, MN | 24.2 mi |
| 56663 | Pennington, MN | 25 mi |
| 56630 | Blackduck, MN | 25.9 mi |
Questions about 56680
What is the ZIP+4 code for 56680?
56680 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 56680, you need to look up a specific street address to get them.
What city is 56680?
56680 is assigned to Spring Lake, Minnesota, in Itasca 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.