ZIP Code 13647 — Hannawa Falls, NY
13647 is a standard (street delivery) ZIP code serving Hannawa Falls, New York, in St. Lawrence 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 13647 at a glance
| ZIP code | 13647 |
|---|---|
| Primary city | Hannawa Falls |
| State | New York (NY) |
| County | St. Lawrence FIPS 36089 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 26 |
| Coordinates | 44.601700, -74.992640 |
How ZIP+4 works in 13647
The four digits after the hyphen encode a delivery segment inside 13647. 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 13647 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 13647.
| ZIP | City | Distance |
|---|---|---|
| 13699 | Potsdam, NY | 4.3 mi |
| 13676 | Potsdam, NY | 5.2 mi |
| 13625 | Colton, NY | 5.6 mi |
| 13617 | Canton, NY | 7.7 mi |
| 13696 | West Stockholm, NY | 8.7 mi |
| 13668 | Norwood, NY | 10.5 mi |
| 13687 | South Colton, NY | 13.5 mi |
| 13697 | Winthrop, NY | 13.6 mi |
| 13660 | Madrid, NY | 14.6 mi |
| 13652 | Hermon, NY | 15.8 mi |
| 13678 | Raymondville, NY | 15.9 mi |
| 13667 | Norfolk, NY | 16.4 mi |
Questions about 13647
What is the ZIP+4 code for 13647?
13647 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 13647, you need to look up a specific street address to get them.
What city is 13647?
13647 is assigned to Hannawa Falls, New York, in St. Lawrence 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.