ZIP Code 50109 — Granger, IA
50109 is a standard (street delivery) ZIP code serving Granger, 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 50109 at a glance
| ZIP code | 50109 |
|---|---|
| Primary city | Granger |
| State | Iowa (IA) |
| County | Polk FIPS 19153 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 3,309 |
| Coordinates | 41.768020, -93.807750 |
How ZIP+4 works in 50109
The four digits after the hyphen encode a delivery segment inside 50109. 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 50109 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 50109.
| ZIP | City | Distance |
|---|---|---|
| 50111 | Grimes, IA | 5.1 mi |
| 50226 | Polk City, IA | 5.6 mi |
| 50131 | Johnston, IA | 6.6 mi |
| 50063 | Dallas Center, IA | 8.3 mi |
| 50276 | Woodward, IA | 8.7 mi |
| 50243 | Sheldahl, IA | 8.8 mi |
| 50323 | Urbandale, IA | 8.9 mi |
| 50156 | Madrid, IA | 9.4 mi |
| 50023 | Ankeny, IA | 9.4 mi |
| 50244 | Slater, IA | 9.9 mi |
| 50322 | Urbandale, IA | 10 mi |
| 50325 | Clive, IA | 10.6 mi |
Questions about 50109
What is the ZIP+4 code for 50109?
50109 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 50109, you need to look up a specific street address to get them.
What city is 50109?
50109 is assigned to Granger, 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.