Highlands Ranch, CO ZIP Codes
Highlands Ranch, Colorado has 4 ZIP codes: 3 for street addresses (, and ) and 1 for PO boxes ().
Your street decides which one you use.
Which Highlands Ranch ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Highlands Ranch ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
80163 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: the Highlands Ranch Census outline.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Highlands Ranch ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 80126 | street delivery; mail may be addressed to Littleton Highlands Ranch |
| 80129 | street delivery; mail may be addressed to Littleton Highlands Ranch |
| 80130 | street delivery; mail may be addressed to Littleton Highlands Ranch |
| 80163 | PO boxes at the Highlands Ranch post office Highlands Ranch |
ZIP codes from nearby towns that reach into Highlands Ranch
- 80125, mailing town Littleton, covers 5 percent of Highlands Ranch
- 80124, mailing town Lone Tree, covers 3 percent of Highlands Ranch
Why your mail may say Highlands Ranch when you live outside it
A letter addressed to Highlands Ranch can go to a home outside the town, because ZIP areas follow delivery routes, not town lines.
The reverse happens too: parts of Highlands Ranch use 80125 and 80124, which mail under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Douglas County property records show which city you are in.
Highlands Ranch ZIP code questions
What is the main ZIP code for Highlands Ranch?
80126, the ZIP code of the main Highlands Ranch post office at 9609 S University Blvd.
Which Highlands Ranch ZIP codes are for PO boxes only?
80163. Mail to it goes to boxes at the post office, not to street addresses.
What county is Highlands Ranch in?
Douglas County.
ZIP codes for towns near Highlands Ranch
More towns near Highlands Ranch: Castle Rock, Lakewood, Denver, Wheat Ridge, Aurora, Arvada, Westminster, Commerce City, Northglenn.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections