ZIP Code 52038 — Dundee, IA
52038 is a standard (street delivery) ZIP code serving Dundee, Iowa, in Delaware 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 52038 at a glance
| ZIP code | 52038 |
|---|---|
| Primary city | Dundee |
| State | Iowa (IA) |
| County | Delaware FIPS 19055 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 463 |
| Coordinates | 42.585860, -91.556850 |
How ZIP+4 works in 52038
The four digits after the hyphen encode a delivery segment inside 52038. 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 52038 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 52038.
| ZIP | City | Distance |
|---|---|---|
| 50650 | Lamont, IA | 5.5 mi |
| 52076 | Strawberry Point, IA | 8.1 mi |
| 52057 | Manchester, IA | 8.4 mi |
| 50654 | Masonville, IA | 9.2 mi |
| 50607 | Aurora, IA | 9.8 mi |
| 52050 | Greeley, IA | 11.5 mi |
| 52042 | Edgewood, IA | 11.7 mi |
| 50682 | Winthrop, IA | 11.7 mi |
| 50606 | Arlington, IA | 12.8 mi |
| 50671 | Stanley, IA | 13.2 mi |
| 52036 | Delaware, IA | 13.5 mi |
| 52041 | Earlville, IA | 16.3 mi |
Questions about 52038
What is the ZIP+4 code for 52038?
52038 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 52038, you need to look up a specific street address to get them.
What city is 52038?
52038 is assigned to Dundee, Iowa, in Delaware 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.