ZIP Code 50110 — Gray, IA
50110 is a standard (street delivery) ZIP code serving Gray, Iowa, in Audubon 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 50110 at a glance
| ZIP code | 50110 |
|---|---|
| Primary city | Gray |
| State | Iowa (IA) |
| County | Audubon FIPS 19009 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 29 |
| Coordinates | 41.844240, -94.986120 |
How ZIP+4 works in 50110
The four digits after the hyphen encode a delivery segment inside 50110. 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 50110 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 50110.
| ZIP | City | Distance |
|---|---|---|
| 51455 | Manning, IA | 5.7 mi |
| 51463 | Templeton, IA | 5.8 mi |
| 50025 | Audubon, IA | 6.9 mi |
| 51432 | Aspinwall, IA | 9 mi |
| 51440 | Dedham, IA | 10 mi |
| 51454 | Manilla, IA | 11.6 mi |
| 51444 | Halbur, IA | 11.6 mi |
| 51446 | Irwin, IA | 11.6 mi |
| 51447 | Kirkman, IA | 13.6 mi |
| 51543 | Kimballton, IA | 13.6 mi |
| 50117 | Hamlin, IA | 13.9 mi |
| 50058 | Coon Rapids, IA | 15.2 mi |
Questions about 50110
What is the ZIP+4 code for 50110?
50110 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 50110, you need to look up a specific street address to get them.
What city is 50110?
50110 is assigned to Gray, Iowa, in Audubon 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.