ZIP Code 59435 — Ethridge, MT
59435 is a standard (street delivery) ZIP code serving Ethridge, Montana, in Toole 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 59435 at a glance
| ZIP code | 59435 |
|---|---|
| Primary city | Ethridge |
| State | Montana (MT) |
| County | Toole FIPS 30101 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Denver |
| Population | 14 |
| Coordinates | 48.561600, -112.060590 |
How ZIP+4 works in 59435
The four digits after the hyphen encode a delivery segment inside 59435. 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 59435 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 59435.
| ZIP | City | Distance |
|---|---|---|
| 59454 | Kevin, MT | 13.2 mi |
| 59474 | Shelby, MT | 16.9 mi |
| 59486 | Valier, MT | 20.5 mi |
| 59466 | Oilmont, MT | 23 mi |
| 59482 | Sunburst, MT | 24 mi |
| 59425 | Conrad, MT | 27.1 mi |
| 59427 | Cut Bank, MT | 29.3 mi |
| 59484 | Sweet Grass, MT | 30 mi |
| 59467 | Pendroy, MT | 36.8 mi |
| 59432 | Dupuyer, MT | 37.5 mi |
Questions about 59435
What is the ZIP+4 code for 59435?
59435 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 59435, you need to look up a specific street address to get them.
What city is 59435?
59435 is assigned to Ethridge, Montana, in Toole 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.