ZIP Code 50223 — Pilot Mound, IA
50223 is a standard (street delivery) ZIP code serving Pilot Mound, Iowa, in Boone 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 50223 at a glance
| ZIP code | 50223 |
|---|---|
| Primary city | Pilot Mound |
| State | Iowa (IA) |
| County | Boone FIPS 19015 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 236 |
| Coordinates | 42.171170, -94.028310 |
How ZIP+4 works in 50223
The four digits after the hyphen encode a delivery segment inside 50223. 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 50223 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 50223.
| ZIP | City | Distance |
|---|---|---|
| 50040 | Boxholm, IA | 3.7 mi |
| 50530 | Dayton, IA | 6.9 mi |
| 50544 | Harcourt, IA | 9.2 mi |
| 50249 | Stratford, IA | 9.5 mi |
| 50212 | Ogden, IA | 9.5 mi |
| 50036 | Boone, IA | 10.6 mi |
| 50031 | Beaver, IA | 10.8 mi |
| 50064 | Dana, IA | 11.2 mi |
| 50217 | Paton, IA | 11.3 mi |
| 50557 | Lehigh, IA | 12.7 mi |
| 50521 | Burnside, IA | 12.7 mi |
| 50107 | Grand Junction, IA | 13.5 mi |
Questions about 50223
What is the ZIP+4 code for 50223?
50223 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 50223, you need to look up a specific street address to get them.
What city is 50223?
50223 is assigned to Pilot Mound, Iowa, in Boone 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.