ZIP Code 52570 — Milton, IA
52570 is a standard (street delivery) ZIP code serving Milton, Iowa, in Van Buren 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 52570 at a glance
| ZIP code | 52570 |
|---|---|
| Primary city | Milton |
| State | Iowa (IA) |
| County | Van Buren FIPS 19177 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,130 |
| Coordinates | 40.686560, -92.148530 |
How ZIP+4 works in 52570
The four digits after the hyphen encode a delivery segment inside 52570. 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 52570 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 52570.
| ZIP | City | Distance |
|---|---|---|
| 52584 | Pulaski, IA | 5.8 mi |
| 52542 | Cantril, IA | 6.5 mi |
| 52551 | Douds, IA | 9.4 mi |
| 52565 | Keosauqua, IA | 11.4 mi |
| 52588 | Selma, IA | 12.2 mi |
| 52573 | Mount Sterling, IA | 12.2 mi |
| 52560 | Floris, IA | 12.8 mi |
| 63555 | Memphis, MO | 14.1 mi |
| 52537 | Bloomfield, IA | 14.3 mi |
| 63432 | Arbela, MO | 15.1 mi |
| 52535 | Birmingham, IA | 15.7 mi |
| 52554 | Eldon, IA | 17.1 mi |
Questions about 52570
What is the ZIP+4 code for 52570?
52570 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 52570, you need to look up a specific street address to get them.
What city is 52570?
52570 is assigned to Milton, Iowa, in Van Buren 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.