ZIP Code 15320 — Carmichaels, PA
15320 is a standard (street delivery) ZIP code serving Carmichaels, Pennsylvania, in Greene 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 15320 at a glance
| ZIP code | 15320 |
|---|---|
| Primary city | Carmichaels |
| State | Pennsylvania (PA) |
| County | Greene FIPS 42059 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 4,558 |
| Coordinates | 39.873860, -79.997680 |
How ZIP+4 works in 15320
The four digits after the hyphen encode a delivery segment inside 15320. 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 15320 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 15320.
| ZIP | City | Distance |
|---|---|---|
| 15351 | Nemacolin, PA | 3.6 mi |
| 15476 | Ronco, PA | 4 mi |
| 15344 | Jefferson, PA | 4.4 mi |
| 15338 | Greensboro, PA | 4.4 mi |
| 15334 | Garards Fort, PA | 4.5 mi |
| 15357 | Rices Landing, PA | 4.5 mi |
| 15325 | Crucible, PA | 5.5 mi |
| 15410 | Adah, PA | 5.7 mi |
| 15461 | Masontown, PA | 5.8 mi |
| 15346 | Mather, PA | 5.9 mi |
| 15447 | Isabella, PA | 6 mi |
| 15454 | Leckrone, PA | 6.6 mi |
Questions about 15320
What is the ZIP+4 code for 15320?
15320 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 15320, you need to look up a specific street address to get them.
What city is 15320?
15320 is assigned to Carmichaels, Pennsylvania, in Greene 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.