ZIP Code 16045 — Lyndora, PA
16045 is a standard (street delivery) ZIP code serving Lyndora, Pennsylvania, in Butler 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 16045 at a glance
| ZIP code | 16045 |
|---|---|
| Primary city | Lyndora |
| State | Pennsylvania (PA) |
| County | Butler FIPS 42019 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 1,136 |
| Coordinates | 40.852770, -79.916260 |
How ZIP+4 works in 16045
The four digits after the hyphen encode a delivery segment inside 16045. 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 16045 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 16045.
| ZIP | City | Distance |
|---|---|---|
| 16002 | Butler, PA | 4 mi |
| 16029 | East Butler, PA | 4.1 mi |
| 16001 | Butler, PA | 4.2 mi |
| 16053 | Renfrew, PA | 4.5 mi |
| 16027 | Connoquenessing, PA | 5.7 mi |
| 16033 | Evans City, PA | 7.9 mi |
| 16052 | Prospect, PA | 8.4 mi |
| 16034 | Fenelton, PA | 9.8 mi |
| 16056 | Saxonburg, PA | 9.8 mi |
| 16023 | Cabot, PA | 9.9 mi |
| 16024 | Callery, PA | 10 mi |
| 16059 | Valencia, PA | 10.3 mi |
Questions about 16045
What is the ZIP+4 code for 16045?
16045 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 16045, you need to look up a specific street address to get them.
What city is 16045?
16045 is assigned to Lyndora, Pennsylvania, in Butler 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.