ZIP Code 67018 — Bluff City, KS
67018 is a standard (street delivery) ZIP code serving Bluff City, Kansas, in Harper 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 67018 at a glance
| ZIP code | 67018 |
|---|---|
| Primary city | Bluff City |
| State | Kansas (KS) |
| County | Harper FIPS 20077 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 65 |
| Coordinates | 37.071080, -97.858720 |
How ZIP+4 works in 67018
The four digits after the hyphen encode a delivery segment inside 67018. 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 67018 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 67018.
| ZIP | City | Distance |
|---|---|---|
| 67049 | Freeport, KS | 6.9 mi |
| 67003 | Anthony, KS | 11.6 mi |
| 67022 | Caldwell, KS | 12.4 mi |
| 67105 | Milan, KS | 14.3 mi |
| 73771 | Wakita, OK | 14.5 mi |
| 67036 | Danville, KS | 15.2 mi |
| 67004 | Argonia, KS | 15.5 mi |
| 73758 | Manchester, OK | 15.8 mi |
| 73759 | Medford, OK | 16.7 mi |
| 67150 | Waldron, KS | 19.1 mi |
| 67058 | Harper, KS | 20.6 mi |
| 67103 | Mayfield, KS | 21.2 mi |
Questions about 67018
What is the ZIP+4 code for 67018?
67018 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 67018, you need to look up a specific street address to get them.
What city is 67018?
67018 is assigned to Bluff City, Kansas, in Harper 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.