ZIP Code 50105 — Gilbert, IA
50105 is a standard (street delivery) ZIP code serving Gilbert, Iowa, in Story 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 50105 at a glance
| ZIP code | 50105 |
|---|---|
| Primary city | Gilbert |
| State | Iowa (IA) |
| County | Story FIPS 19169 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,487 |
| Coordinates | 42.117540, -93.639120 |
How ZIP+4 works in 50105
The four digits after the hyphen encode a delivery segment inside 50105. 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 50105 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 50105.
| ZIP | City | Distance |
|---|---|---|
| 50248 | Story City, IA | 5.3 mi |
| 50014 | Ames, IA | 5.4 mi |
| 50012 | Ames, IA | 6.1 mi |
| 50010 | Ames, IA | 6.4 mi |
| 50013 | Ames, IA | 6.9 mi |
| 50231 | Randall, IA | 8.5 mi |
| 50236 | Roland, IA | 8.7 mi |
| 50036 | Boone, IA | 11.2 mi |
| 50201 | Nevada, IA | 11.5 mi |
| 50134 | Kelley, IA | 12.4 mi |
| 50130 | Jewell, IA | 12.8 mi |
| 50154 | Mccallsburg, IA | 13.3 mi |
Questions about 50105
What is the ZIP+4 code for 50105?
50105 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 50105, you need to look up a specific street address to get them.
What city is 50105?
50105 is assigned to Gilbert, Iowa, in Story 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.