ZIP Code 52345 — Urbana, IA
52345 is a standard (street delivery) ZIP code serving Urbana, 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 52345 at a glance
| ZIP code | 52345 |
|---|---|
| Primary city | Urbana |
| State | Iowa (IA) |
| County | Benton FIPS 19011 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,609 |
| Coordinates | 42.222390, -91.891770 |
How ZIP+4 works in 52345
The four digits after the hyphen encode a delivery segment inside 52345. 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 52345 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 52345.
| ZIP | City | Distance |
|---|---|---|
| 52213 | Center Point, IA | 6.3 mi |
| 52349 | Vinton, IA | 6.8 mi |
| 52352 | Walker, IA | 7.3 mi |
| 52332 | Shellsburg, IA | 8.5 mi |
| 52329 | Rowley, IA | 9.6 mi |
| 52210 | Brandon, IA | 9.9 mi |
| 52313 | Mount Auburn, IA | 10.8 mi |
| 52341 | Toddville, IA | 11.4 mi |
| 52344 | Troy Mills, IA | 11.7 mi |
| 52324 | Palo, IA | 11.8 mi |
| 52202 | Alburnett, IA | 13.7 mi |
| 52326 | Quasqueton, IA | 13.8 mi |
Questions about 52345
What is the ZIP+4 code for 52345?
52345 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 52345, you need to look up a specific street address to get them.
What city is 52345?
52345 is assigned to Urbana, 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.