ZIP Code 81235 — Lake City, CO
81235 is a standard (street delivery) ZIP code serving Lake City, Colorado, in Hinsdale 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 81235 at a glance
| ZIP code | 81235 |
|---|---|
| Primary city | Lake City |
| State | Colorado (CO) |
| County | Hinsdale FIPS 08053 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Denver |
| Population | 912 |
| Coordinates | 37.993630, -107.330980 |
How ZIP+4 works in 81235
The four digits after the hyphen encode a delivery segment inside 81235. 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 81235 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 81235.
| ZIP | City | Distance |
|---|---|---|
| 81427 | Ouray, CO | 17 mi |
| 81433 | Silverton, CO | 19.9 mi |
| 81243 | Powderhorn, CO | 20.2 mi |
| 81220 | Cimarron, CO | 22.6 mi |
| 81432 | Ridgway, CO | 24.2 mi |
| 81130 | Creede, CO | 24.6 mi |
| 81426 | Ophir, CO | 28.5 mi |
| 81435 | Telluride, CO | 32.9 mi |
| 81230 | Gunnison, CO | 34.2 mi |
| 81403 | Montrose, CO | 39.6 mi |
| 81301 | Durango, CO | 42.6 mi |
Questions about 81235
What is the ZIP+4 code for 81235?
81235 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 81235, you need to look up a specific street address to get them.
What city is 81235?
81235 is assigned to Lake City, Colorado, in Hinsdale 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.