ZIP Code 50021 — Ankeny, IA
50021 is a standard (street delivery) ZIP code serving Ankeny, Iowa, in Polk 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 50021 at a glance
| ZIP code | 50021 |
|---|---|
| Primary city | Ankeny |
| State | Iowa (IA) |
| County | Polk FIPS 19153 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 30,283 |
| Coordinates | 41.720700, -93.568380 |
How ZIP+4 works in 50021
The four digits after the hyphen encode a delivery segment inside 50021. 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 50021 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.
Other ZIP codes in Ankeny
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 50021.
| ZIP | City | Distance |
|---|---|---|
| 50023 | Ankeny, IA | 3.4 mi |
| 50032 | Berwick, IA | 4 mi |
| 50313 | Des Moines, IA | 5.3 mi |
| 50073 | Elkhart, IA | 5.4 mi |
| 50035 | Bondurant, IA | 5.6 mi |
| 50007 | Alleman, IA | 6 mi |
| 50317 | Des Moines, IA | 7.3 mi |
| 50009 | Altoona, IA | 7.8 mi |
| 50316 | Des Moines, IA | 7.9 mi |
| 50131 | Johnston, IA | 8 mi |
| 50310 | Des Moines, IA | 8.4 mi |
| 50314 | Des Moines, IA | 8.6 mi |
Questions about 50021
What is the ZIP+4 code for 50021?
50021 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 50021, you need to look up a specific street address to get them.
What city is 50021?
50021 is assigned to Ankeny, Iowa, in Polk 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.