ZIP Code 26337 — Cairo, WV
26337 is a standard (street delivery) ZIP code serving Cairo, West Virginia, in Ritchie 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 26337 at a glance
| ZIP code | 26337 |
|---|---|
| Primary city | Cairo |
| State | West Virginia (WV) |
| County | Ritchie FIPS 54085 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 806 |
| Coordinates | 39.238560, -81.163880 |
How ZIP+4 works in 26337
The four digits after the hyphen encode a delivery segment inside 26337. 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 26337 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 26337.
| ZIP | City | Distance |
|---|---|---|
| 26346 | Ellenboro, WV | 6.6 mi |
| 26161 | Petroleum, WV | 6.8 mi |
| 26362 | Harrisville, WV | 8.1 mi |
| 26170 | Saint Marys, WV | 8.5 mi |
| 26184 | Waverly, WV | 10.8 mi |
| 26180 | Walker, WV | 11.2 mi |
| 26134 | Belmont, WV | 11.3 mi |
| 26148 | Macfarlan, WV | 11.6 mi |
| 26415 | Pennsboro, WV | 12.9 mi |
| 45768 | Newport, OH | 13.3 mi |
| 26421 | Pullman, WV | 13.8 mi |
| 26178 | Smithville, WV | 14.3 mi |
Questions about 26337
What is the ZIP+4 code for 26337?
26337 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 26337, you need to look up a specific street address to get them.
What city is 26337?
26337 is assigned to Cairo, West Virginia, in Ritchie 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.