ZIP Code 43046 — Millersport, OH
43046 is a standard (street delivery) ZIP code serving Millersport, Ohio, in Fairfield 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 43046 at a glance
| ZIP code | 43046 |
|---|---|
| Primary city | Millersport |
| State | Ohio (OH) |
| County | Fairfield FIPS 39045 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 2,946 |
| Coordinates | 39.899170, -82.538440 |
How ZIP+4 works in 43046
The four digits after the hyphen encode a delivery segment inside 43046. 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 43046 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 43046.
| ZIP | City | Distance |
|---|---|---|
| 43008 | Buckeye Lake, OH | 3.8 mi |
| 43157 | Thurston, OH | 3.9 mi |
| 43025 | Hebron, OH | 4.8 mi |
| 43105 | Baltimore, OH | 4.8 mi |
| 43033 | Kirkersville, OH | 5.4 mi |
| 43148 | Pleasantville, OH | 6 mi |
| 43076 | Thornville, OH | 7.6 mi |
| 43018 | Etna, OH | 8.2 mi |
| 43030 | Jacksontown, OH | 8.4 mi |
| 43062 | Pataskala, OH | 10.5 mi |
| 43147 | Pickerington, OH | 10.8 mi |
| 43150 | Rushville, OH | 11.1 mi |
Questions about 43046
What is the ZIP+4 code for 43046?
43046 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 43046, you need to look up a specific street address to get them.
What city is 43046?
43046 is assigned to Millersport, Ohio, in Fairfield 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.