ZIP Code 17021 — East Waterford, PA
17021 is a standard (street delivery) ZIP code serving East Waterford, Pennsylvania, in Juniata 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 17021 at a glance
| ZIP code | 17021 |
|---|---|
| Primary city | East Waterford |
| State | Pennsylvania (PA) |
| County | Juniata FIPS 42067 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 912 |
| Coordinates | 40.337580, -77.660930 |
How ZIP+4 works in 17021
The four digits after the hyphen encode a delivery segment inside 17021. 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 17021 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 17021.
| ZIP | City | Distance |
|---|---|---|
| 17071 | New Germantown, PA | 4.6 mi |
| 17035 | Honey Grove, PA | 7.1 mi |
| 17006 | Blain, PA | 7.2 mi |
| 17217 | Concord, PA | 7.6 mi |
| 17219 | Doylesburg, PA | 8 mi |
| 17213 | Blairs Mills, PA | 8.2 mi |
| 17243 | Orbisonia, PA | 8.9 mi |
| 17075 | Newton Hamilton, PA | 9.9 mi |
| 17210 | Amberson, PA | 10.2 mi |
| 17051 | Mcveytown, PA | 10.2 mi |
| 17066 | Mount Union, PA | 10.5 mi |
| 17054 | Mattawana, PA | 11.6 mi |
Questions about 17021
What is the ZIP+4 code for 17021?
17021 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 17021, you need to look up a specific street address to get them.
What city is 17021?
17021 is assigned to East Waterford, Pennsylvania, in Juniata 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.