ZIP Code 26161 — Petroleum, WV
26161 is a standard (street delivery) ZIP code serving Petroleum, 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 26161 at a glance
| ZIP code | 26161 |
|---|---|
| Primary city | Petroleum |
| State | West Virginia (WV) |
| County | Ritchie FIPS 54085 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 415 |
| Coordinates | 39.167890, -81.252600 |
How ZIP+4 works in 26161
The four digits after the hyphen encode a delivery segment inside 26161. 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 26161 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 26161.
| ZIP | City | Distance |
|---|---|---|
| 26180 | Walker, WV | 6.5 mi |
| 26337 | Cairo, WV | 6.8 mi |
| 26148 | Macfarlan, WV | 7.7 mi |
| 26143 | Elizabeth, WV | 9.8 mi |
| 26184 | Waverly, WV | 10.4 mi |
| 26362 | Harrisville, WV | 10.5 mi |
| 26138 | Brohard, WV | 10.8 mi |
| 26142 | Davisville, WV | 11.3 mi |
| 26152 | Munday, WV | 13.1 mi |
| 26346 | Ellenboro, WV | 13.3 mi |
| 26170 | Saint Marys, WV | 14 mi |
| 26178 | Smithville, WV | 14.1 mi |
Questions about 26161
What is the ZIP+4 code for 26161?
26161 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 26161, you need to look up a specific street address to get them.
What city is 26161?
26161 is assigned to Petroleum, 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.