ZIP Code 05830 — Derby Line, VT
05830 is a standard (street delivery) ZIP code serving Derby Line, Vermont, in Orleans 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 05830 at a glance
| ZIP code | 05830 |
|---|---|
| Primary city | Derby Line |
| State | Vermont (VT) |
| County | Orleans FIPS 50019 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 1,534 |
| Coordinates | 44.977170, -71.982780 |
How ZIP+4 works in 05830
The four digits after the hyphen encode a delivery segment inside 05830. 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 05830 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 05830.
| ZIP | City | Distance |
|---|---|---|
| 05829 | Derby, VT | 4.8 mi |
| 05853 | Morgan, VT | 5.8 mi |
| 05907 | Norton, VT | 7.9 mi |
| 05872 | West Charleston, VT | 8.4 mi |
| 05833 | East Charleston, VT | 10 mi |
| 05855 | Newport, VT | 10.9 mi |
| 05846 | Island Pond, VT | 12.8 mi |
| 05860 | Orleans, VT | 13.6 mi |
| 05901 | Averill, VT | 14.9 mi |
| 05825 | Coventry, VT | 15.6 mi |
| 05857 | Newport Center, VT | 16.2 mi |
| 05822 | Barton, VT | 17.4 mi |
Questions about 05830
What is the ZIP+4 code for 05830?
05830 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 05830, you need to look up a specific street address to get them.
What city is 05830?
05830 is assigned to Derby Line, Vermont, in Orleans 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.