ZIP Code 18455 — Preston Park, PA
18455 is a standard (street delivery) ZIP code serving Preston Park, Pennsylvania, in Wayne 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 18455 at a glance
| ZIP code | 18455 |
|---|---|
| Primary city | Preston Park |
| State | Pennsylvania (PA) |
| County | Wayne FIPS 42127 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 148 |
| Coordinates | 41.884670, -75.355410 |
How ZIP+4 works in 18455
The four digits after the hyphen encode a delivery segment inside 18455. 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 18455 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 18455.
| ZIP | City | Distance |
|---|---|---|
| 18437 | Lake Como, PA | 2.9 mi |
| 18461 | Starlight, PA | 3.4 mi |
| 18439 | Lakewood, PA | 4 mi |
| 18462 | Starrucca, PA | 4.1 mi |
| 18454 | Poyntelle, PA | 5.8 mi |
| 13783 | Hancock, NY | 8.6 mi |
| 18465 | Thompson, PA | 9 mi |
| 18453 | Pleasant Mount, PA | 9.3 mi |
| 18417 | Equinunk, PA | 9.6 mi |
| 13774 | Fishs Eddy, NY | 10.8 mi |
| 18847 | Susquehanna, PA | 11.5 mi |
| 18430 | Herrick Center, PA | 11.6 mi |
Questions about 18455
What is the ZIP+4 code for 18455?
18455 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 18455, you need to look up a specific street address to get them.
What city is 18455?
18455 is assigned to Preston Park, Pennsylvania, in Wayne 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.