ZIP Code 52531 — Albia, IA
52531 is a standard (street delivery) ZIP code serving Albia, Iowa, in Monroe 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 52531 at a glance
| ZIP code | 52531 |
|---|---|
| Primary city | Albia |
| State | Iowa (IA) |
| County | Monroe FIPS 19135 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 6,036 |
| Coordinates | 41.026840, -92.815620 |
How ZIP+4 works in 52531
The four digits after the hyphen encode a delivery segment inside 52531. 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 52531 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 52531.
| ZIP | City | Distance |
|---|---|---|
| 52571 | Moravia, IA | 10.3 mi |
| 50150 | Lovilia, IA | 10.8 mi |
| 52536 | Blakesburg, IA | 11.5 mi |
| 52553 | Eddyville, IA | 11.8 mi |
| 52569 | Melrose, IA | 12.6 mi |
| 50044 | Bussey, IA | 12.7 mi |
| 50116 | Hamilton, IA | 13.6 mi |
| 52548 | Chillicothe, IA | 15.4 mi |
| 52594 | Unionville, IA | 15.8 mi |
| 52574 | Mystic, IA | 17.1 mi |
| 50256 | Tracy, IA | 17.3 mi |
| 52566 | Kirkville, IA | 17.6 mi |
Questions about 52531
What is the ZIP+4 code for 52531?
52531 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 52531, you need to look up a specific street address to get them.
What city is 52531?
52531 is assigned to Albia, Iowa, in Monroe 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.