ZIP Code 18445 — Newfoundland, PA
18445 is a standard (street delivery) ZIP code serving Newfoundland, 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 18445 at a glance
| ZIP code | 18445 |
|---|---|
| Primary city | Newfoundland |
| State | Pennsylvania (PA) |
| County | Wayne FIPS 42127 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 2,342 |
| Coordinates | 41.294800, -75.347510 |
How ZIP+4 works in 18445
The four digits after the hyphen encode a delivery segment inside 18445. 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 18445 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 18445.
| ZIP | City | Distance |
|---|---|---|
| 18460 | South Sterling, PA | 1.9 mi |
| 18463 | Sterling, PA | 4 mi |
| 18426 | Greentown, PA | 6.2 mi |
| 18466 | Tobyhanna, PA | 6.9 mi |
| 18323 | Buck Hill Falls, PA | 7.9 mi |
| 18325 | Canadensis, PA | 8 mi |
| 18357 | Skytop, PA | 8 mi |
| 18342 | Mountainhome, PA | 8.9 mi |
| 18451 | Paupack, PA | 9.7 mi |
| 18424 | Gouldsboro, PA | 9.8 mi |
| 18436 | Lake Ariel, PA | 10.2 mi |
| 18326 | Cresco, PA | 10.8 mi |
Questions about 18445
What is the ZIP+4 code for 18445?
18445 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 18445, you need to look up a specific street address to get them.
What city is 18445?
18445 is assigned to Newfoundland, 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.