ZIP Code 22435 — Callao, VA
22435 is a standard (street delivery) ZIP code serving Callao, Virginia, in Northumberland 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 22435 at a glance
| ZIP code | 22435 |
|---|---|
| Primary city | Callao |
| State | Virginia (VA) |
| County | Northumberland FIPS 51133 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 2,215 |
| Coordinates | 37.972160, -76.572880 |
How ZIP+4 works in 22435
The four digits after the hyphen encode a delivery segment inside 22435. 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 22435 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 22435.
| ZIP | City | Distance |
|---|---|---|
| 22511 | Lottsburg, VA | 3.9 mi |
| 22488 | Kinsale, VA | 5.4 mi |
| 22472 | Haynesville, VA | 5.5 mi |
| 22529 | Oldhams, VA | 6.4 mi |
| 22460 | Farnham, VA | 6.9 mi |
| 22469 | Hague, VA | 7.7 mi |
| 22473 | Heathsville, VA | 10.6 mi |
| 22572 | Warsaw, VA | 11 mi |
| 20674 | Piney Point, MD | 11.8 mi |
| 22548 | Sharps, VA | 11.8 mi |
| 20690 | Tall Timbers, MD | 13.1 mi |
| 22432 | Burgess, VA | 14.2 mi |
Questions about 22435
What is the ZIP+4 code for 22435?
22435 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 22435, you need to look up a specific street address to get them.
What city is 22435?
22435 is assigned to Callao, Virginia, in Northumberland 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.