ZIP Code 12975 — Port Kent, NY
12975 is a standard (street delivery) ZIP code serving Port Kent, New York, in Essex 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 12975 at a glance
| ZIP code | 12975 |
|---|---|
| Primary city | Port Kent |
| State | New York (NY) |
| County | Essex FIPS 36031 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 78 |
| Coordinates | 44.529770, -73.431000 |
How ZIP+4 works in 12975
The four digits after the hyphen encode a delivery segment inside 12975. 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 12975 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 12975.
| ZIP | City | Distance |
|---|---|---|
| 12911 | Keeseville, NY | 1.8 mi |
| 12972 | Peru, NY | 6.9 mi |
| 12944 | Keeseville, NY | 7 mi |
| 05408 | Burlington, VT | 8.3 mi |
| 12924 | Keeseville, NY | 8.5 mi |
| 12903 | Plattsburgh, NY | 8.9 mi |
| 05486 | South Hero, VT | 9 mi |
| 05446 | Colchester, VT | 10.7 mi |
| 05401 | Burlington, VT | 11.2 mi |
| 12996 | Willsboro, NY | 11.6 mi |
| 05405 | Burlington, VT | 12.1 mi |
| 05404 | Winooski, VT | 12.4 mi |
Questions about 12975
What is the ZIP+4 code for 12975?
12975 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 12975, you need to look up a specific street address to get them.
What city is 12975?
12975 is assigned to Port Kent, New York, in Essex 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.