ZIP Code 44423 — Hanoverton, OH
44423 is a standard (street delivery) ZIP code serving Hanoverton, Ohio, in Columbiana 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 44423 at a glance
| ZIP code | 44423 |
|---|---|
| Primary city | Hanoverton |
| State | Ohio (OH) |
| County | Columbiana FIPS 39029 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 2,177 |
| Coordinates | 40.752400, -80.899630 |
How ZIP+4 works in 44423
The four digits after the hyphen encode a delivery segment inside 44423. 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 44423 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 44423.
| ZIP | City | Distance |
|---|---|---|
| 44427 | Kensington, OH | 3.9 mi |
| 44493 | Winona, OH | 4.8 mi |
| 44625 | East Rochester, OH | 5.2 mi |
| 43962 | Summitville, OH | 5.5 mi |
| 44665 | North Georgetown, OH | 7.3 mi |
| 44607 | Augusta, OH | 7.7 mi |
| 44432 | Lisbon, OH | 7.7 mi |
| 43945 | Salineville, OH | 8.8 mi |
| 44651 | Mechanicstown, OH | 9.4 mi |
| 44634 | Homeworth, OH | 9.5 mi |
| 44431 | Leetonia, OH | 10.1 mi |
| 44657 | Minerva, OH | 10.2 mi |
Questions about 44423
What is the ZIP+4 code for 44423?
44423 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 44423, you need to look up a specific street address to get them.
What city is 44423?
44423 is assigned to Hanoverton, Ohio, in Columbiana 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.