ZIP Code 17045 — Liverpool, PA
17045 is a standard (street delivery) ZIP code serving Liverpool, Pennsylvania, in Perry 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 17045 at a glance
| ZIP code | 17045 |
|---|---|
| Primary city | Liverpool |
| State | Pennsylvania (PA) |
| County | Perry FIPS 42099 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 3,811 |
| Coordinates | 40.588410, -77.003890 |
How ZIP+4 works in 17045
The four digits after the hyphen encode a delivery segment inside 17045. 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 17045 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 17045.
| ZIP | City | Distance |
|---|---|---|
| 17061 | Millersburg, PA | 5.6 mi |
| 17017 | Dalmatia, PA | 6.1 mi |
| 17853 | Mount Pleasant Mills, PA | 7.2 mi |
| 17062 | Millerstown, PA | 9 mi |
| 17069 | New Buffalo, PA | 9.1 mi |
| 17864 | Port Trevorton, PA | 9.4 mi |
| 17086 | Richfield, PA | 9.5 mi |
| 17023 | Elizabethville, PA | 10.1 mi |
| 17005 | Berrysburg, PA | 10.2 mi |
| 17074 | Newport, PA | 10.5 mi |
| 17014 | Cocolamus, PA | 11.1 mi |
| 17080 | Pillow, PA | 11.1 mi |
Questions about 17045
What is the ZIP+4 code for 17045?
17045 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 17045, you need to look up a specific street address to get them.
What city is 17045?
17045 is assigned to Liverpool, Pennsylvania, in Perry 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.