ZIP Code 12440 — High Falls, NY
12440 is a standard (street delivery) ZIP code serving High Falls, New York, in Ulster 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 12440 at a glance
| ZIP code | 12440 |
|---|---|
| Primary city | High Falls |
| State | New York (NY) |
| County | Ulster FIPS 36111 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 1,826 |
| Coordinates | 41.786650, -74.163380 |
How ZIP+4 works in 12440
The four digits after the hyphen encode a delivery segment inside 12440. 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 12440 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 12440.
| ZIP | City | Distance |
|---|---|---|
| 12561 | New Paltz, NY | 4.1 mi |
| 12404 | Accord, NY | 4.3 mi |
| 12484 | Stone Ridge, NY | 5.8 mi |
| 12419 | Cottekill, NY | 5.9 mi |
| 12486 | Tillson, NY | 6.2 mi |
| 12472 | Rosendale, NY | 6.2 mi |
| 12471 | Rifton, NY | 7.2 mi |
| 12525 | Gardiner, NY | 7.3 mi |
| 12446 | Kerhonkson, NY | 7.9 mi |
| 12515 | Clintondale, NY | 8.9 mi |
| 12411 | Bloomington, NY | 9 mi |
| 12548 | Modena, NY | 9.1 mi |
Questions about 12440
What is the ZIP+4 code for 12440?
12440 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 12440, you need to look up a specific street address to get them.
What city is 12440?
12440 is assigned to High Falls, New York, in Ulster 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.