ZIP Code 52313 — Mount Auburn, IA
52313 is a standard (street delivery) ZIP code serving Mount Auburn, Iowa, in Benton 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 52313 at a glance
| ZIP code | 52313 |
|---|---|
| Primary city | Mount Auburn |
| State | Iowa (IA) |
| County | Benton FIPS 19011 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 480 |
| Coordinates | 42.259550, -92.097260 |
How ZIP+4 works in 52313
The four digits after the hyphen encode a delivery segment inside 52313. 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 52313 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 52313.
| ZIP | City | Distance |
|---|---|---|
| 50651 | La Porte City, IA | 6.8 mi |
| 52210 | Brandon, IA | 7.2 mi |
| 52349 | Vinton, IA | 7.6 mi |
| 52229 | Garrison, IA | 8.6 mi |
| 52345 | Urbana, IA | 10.8 mi |
| 52224 | Dysart, IA | 12.2 mi |
| 50634 | Gilbertville, IA | 12.5 mi |
| 50648 | Jesup, IA | 13.3 mi |
| 52329 | Rowley, IA | 14.2 mi |
| 50612 | Buckingham, IA | 14.9 mi |
| 52332 | Shellsburg, IA | 15.4 mi |
| 50667 | Raymond, IA | 15.9 mi |
Questions about 52313
What is the ZIP+4 code for 52313?
52313 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 52313, you need to look up a specific street address to get them.
What city is 52313?
52313 is assigned to Mount Auburn, Iowa, in Benton 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.