ZIP Code 50068 — Derby, IA
50068 is a standard (street delivery) ZIP code serving Derby, Iowa, in Lucas 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 50068 at a glance
| ZIP code | 50068 |
|---|---|
| Primary city | Derby |
| State | Iowa (IA) |
| County | Lucas FIPS 19117 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 215 |
| Coordinates | 40.942290, -93.467040 |
How ZIP+4 works in 50068
The four digits after the hyphen encode a delivery segment inside 50068. 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 50068 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 50068.
| ZIP | City | Distance |
|---|---|---|
| 50123 | Humeston, IA | 7.4 mi |
| 50275 | Woodburn, IA | 9.4 mi |
| 50151 | Lucas, IA | 9.7 mi |
| 50165 | Millerton, IA | 10.5 mi |
| 50049 | Chariton, IA | 11.1 mi |
| 50264 | Weldon, IA | 12.5 mi |
| 50103 | Garden Grove, IA | 12.7 mi |
| 50272 | Williamson, IA | 14.9 mi |
| 50060 | Corydon, IA | 15 mi |
| 50238 | Russell, IA | 15.4 mi |
| 50213 | Osceola, IA | 16.8 mi |
| 50139 | Lacona, IA | 18 mi |
Questions about 50068
What is the ZIP+4 code for 50068?
50068 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 50068, you need to look up a specific street address to get them.
What city is 50068?
50068 is assigned to Derby, Iowa, in Lucas 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.