ZIP Code 10927 — Haverstraw, NY
10927 is a standard (street delivery) ZIP code serving Haverstraw, New York, in Rockland 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 10927 at a glance
| ZIP code | 10927 |
|---|---|
| Primary city | Haverstraw |
| State | New York (NY) |
| County | Rockland FIPS 36087 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 12,325 |
| Coordinates | 41.192630, -73.967350 |
How ZIP+4 works in 10927
The four digits after the hyphen encode a delivery segment inside 10927. 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 10927 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 10927.
| ZIP | City | Distance |
|---|---|---|
| 10993 | West Haverstraw, NY | 1.3 mi |
| 10923 | Garnerville, NY | 1.8 mi |
| 10956 | New City, NY | 2.9 mi |
| 10920 | Congers, NY | 3 mi |
| 10984 | Thiells, NY | 3 mi |
| 10548 | Montrose, NY | 4 mi |
| 10596 | Verplanck, NY | 4.4 mi |
| 10989 | Valley Cottage, NY | 5 mi |
| 10511 | Buchanan, NY | 5 mi |
| 10970 | Pomona, NY | 5.1 mi |
| 10520 | Croton On Hudson, NY | 5.3 mi |
| 10980 | Stony Point, NY | 5.4 mi |
Questions about 10927
What is the ZIP+4 code for 10927?
10927 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 10927, you need to look up a specific street address to get them.
What city is 10927?
10927 is assigned to Haverstraw, New York, in Rockland 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.