ZIP Code 43028 — Howard, OH
43028 is a standard (street delivery) ZIP code serving Howard, Ohio, in Knox 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 43028 at a glance
| ZIP code | 43028 |
|---|---|
| Primary city | Howard |
| State | Ohio (OH) |
| County | Knox FIPS 39083 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 7,799 |
| Coordinates | 40.403350, -82.297830 |
How ZIP+4 works in 43028
The four digits after the hyphen encode a delivery segment inside 43028. 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 43028 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 43028.
| ZIP | City | Distance |
|---|---|---|
| 43014 | Danville, OH | 5 mi |
| 43022 | Gambier, OH | 5.1 mi |
| 43843 | Walhonding, OH | 7.9 mi |
| 43037 | Martinsburg, OH | 8.5 mi |
| 43005 | Bladensburg, OH | 8.5 mi |
| 43006 | Brinkhaven, OH | 8.9 mi |
| 43050 | Mount Vernon, OH | 10.6 mi |
| 44822 | Butler, OH | 11.9 mi |
| 44628 | Glenmont, OH | 11.9 mi |
| 43080 | Utica, OH | 13.1 mi |
| 43844 | Warsaw, OH | 13.8 mi |
| 44637 | Killbuck, OH | 14.9 mi |
Questions about 43028
What is the ZIP+4 code for 43028?
43028 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 43028, you need to look up a specific street address to get them.
What city is 43028?
43028 is assigned to Howard, Ohio, in Knox 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.