ZIP Code 52574 — Mystic, IA
52574 is a standard (street delivery) ZIP code serving Mystic, Iowa, in Appanoose 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 52574 at a glance
| ZIP code | 52574 |
|---|---|
| Primary city | Mystic |
| State | Iowa (IA) |
| County | Appanoose FIPS 19007 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 377 |
| Coordinates | 40.808220, -92.969480 |
How ZIP+4 works in 52574
The four digits after the hyphen encode a delivery segment inside 52574. 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 52574 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 52574.
| ZIP | City | Distance |
|---|---|---|
| 52581 | Plano, IA | 4.9 mi |
| 52544 | Centerville, IA | 7 mi |
| 52571 | Moravia, IA | 8.7 mi |
| 52583 | Promise City, IA | 9.7 mi |
| 52593 | Udell, IA | 12.2 mi |
| 52569 | Melrose, IA | 12.5 mi |
| 52590 | Seymour, IA | 13.1 mi |
| 52549 | Cincinnati, IA | 13.5 mi |
| 52555 | Exline, IA | 14.3 mi |
| 50238 | Russell, IA | 15.5 mi |
| 52594 | Unionville, IA | 16.8 mi |
| 52572 | Moulton, IA | 17.1 mi |
Questions about 52574
What is the ZIP+4 code for 52574?
52574 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 52574, you need to look up a specific street address to get them.
What city is 52574?
52574 is assigned to Mystic, Iowa, in Appanoose 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.