ZIP Code 15930 — Dunlo, PA
15930 is a standard (street delivery) ZIP code serving Dunlo, Pennsylvania, in Cambria 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 15930 at a glance
| ZIP code | 15930 |
|---|---|
| Primary city | Dunlo |
| State | Pennsylvania (PA) |
| County | Cambria FIPS 42021 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 413 |
| Coordinates | 40.294680, -78.717320 |
How ZIP+4 works in 15930
The four digits after the hyphen encode a delivery segment inside 15930. 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 15930 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 15930.
| ZIP | City | Distance |
|---|---|---|
| 15955 | Sidman, PA | 1.6 mi |
| 15921 | Beaverdale, PA | 1.8 mi |
| 15952 | Salix, PA | 3.2 mi |
| 15951 | Saint Michael, PA | 3.8 mi |
| 15934 | Elton, PA | 4.2 mi |
| 15956 | South Fork, PA | 5.3 mi |
| 15963 | Windber, PA | 6.1 mi |
| 15962 | Wilmore, PA | 6.5 mi |
| 15958 | Summerhill, PA | 6.6 mi |
| 15904 | Johnstown, PA | 6.7 mi |
| 15946 | Portage, PA | 6.9 mi |
| 15521 | Alum Bank, PA | 8 mi |
Questions about 15930
What is the ZIP+4 code for 15930?
15930 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 15930, you need to look up a specific street address to get them.
What city is 15930?
15930 is assigned to Dunlo, Pennsylvania, in Cambria 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.