ZIP Code 84531 — Mexican Hat, UT
84531 is a standard (street delivery) ZIP code serving Mexican Hat, Utah, in San Juan 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 84531 at a glance
| ZIP code | 84531 |
|---|---|
| Primary city | Mexican Hat |
| State | Utah (UT) |
| County | San Juan FIPS 49037 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Denver |
| Population | 518 |
| Coordinates | 37.068300, -109.863710 |
How ZIP+4 works in 84531
The four digits after the hyphen encode a delivery segment inside 84531. 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 84531 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 84531.
| ZIP | City | Distance |
|---|---|---|
| 86535 | Dennehotso, AZ | 16.9 mi |
| 84512 | Bluff, UT | 18 mi |
| 84536 | Monument Valley, UT | 20.8 mi |
| 86545 | Rock Point, AZ | 28.9 mi |
| 86514 | Teec Nos Pos, AZ | 32 mi |
| 84534 | Montezuma Creek, UT | 34.3 mi |
| 86033 | Kayenta, AZ | 34.6 mi |
| 84511 | Blanding, UT | 40 mi |
Questions about 84531
What is the ZIP+4 code for 84531?
84531 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 84531, you need to look up a specific street address to get them.
What city is 84531?
84531 is assigned to Mexican Hat, Utah, in San Juan 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.