ZIP Code 12051 — Coxsackie, NY
12051 is a standard (street delivery) ZIP code serving Coxsackie, New York, in Greene 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 12051 at a glance
| ZIP code | 12051 |
|---|---|
| Primary city | Coxsackie |
| State | New York (NY) |
| County | Greene FIPS 36039 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 5,876 |
| Coordinates | 42.344930, -73.839380 |
How ZIP+4 works in 12051
The four digits after the hyphen encode a delivery segment inside 12051. 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 12051 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 12051.
| ZIP | City | Distance |
|---|---|---|
| 12042 | Climax, NY | 3.7 mi |
| 12192 | West Coxsackie, NY | 4.2 mi |
| 12015 | Athens, NY | 4.3 mi |
| 12058 | Earlton, NY | 4.3 mi |
| 12173 | Stuyvesant, NY | 5 mi |
| 12174 | Stuyvesant Falls, NY | 5.7 mi |
| 12451 | Leeds, NY | 6.2 mi |
| 12087 | Hannacroix, NY | 6.3 mi |
| 12172 | Stottville, NY | 6.4 mi |
| 12176 | Surprise, NY | 7.2 mi |
| 12106 | Kinderhook, NY | 7.2 mi |
| 12124 | New Baltimore, NY | 7.5 mi |
Questions about 12051
What is the ZIP+4 code for 12051?
12051 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 12051, you need to look up a specific street address to get them.
What city is 12051?
12051 is assigned to Coxsackie, New York, in Greene 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.