ZIP Code 23921 — Buckingham, VA
23921 is a standard (street delivery) ZIP code serving Buckingham, Virginia, in Buckingham 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 23921 at a glance
| ZIP code | 23921 |
|---|---|
| Primary city | Buckingham |
| State | Virginia (VA) |
| County | Buckingham FIPS 51029 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 2,408 |
| Coordinates | 37.591430, -78.614130 |
How ZIP+4 works in 23921
The four digits after the hyphen encode a delivery segment inside 23921. 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 23921 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 23921.
| ZIP | City | Distance |
|---|---|---|
| 24599 | Wingina, VA | 6.7 mi |
| 24562 | Howardsville, VA | 7.9 mi |
| 23936 | Dillwyn, VA | 8.6 mi |
| 24553 | Gladstone, VA | 11.6 mi |
| 24581 | Norwood, VA | 11.6 mi |
| 23004 | Arvonia, VA | 13 mi |
| 22969 | Schuyler, VA | 14.8 mi |
| 22971 | Shipman, VA | 15.1 mi |
| 22937 | Esmont, VA | 15.3 mi |
| 24590 | Scottsville, VA | 15.8 mi |
| 23123 | New Canton, VA | 17.5 mi |
| 24522 | Appomattox, VA | 17.7 mi |
Questions about 23921
What is the ZIP+4 code for 23921?
23921 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 23921, you need to look up a specific street address to get them.
What city is 23921?
23921 is assigned to Buckingham, Virginia, in Buckingham 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.