In which county is ZIP code 80166 located?

ZIP 80166 is listed under Arapahoe County, CO.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 80166: Littleton, CO

ZIP: 80166

County: Arapahoe County

Coordinates: 39.61330, -105.01660

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Explore detailed information for ZIP code 80166 in Littleton, CO. We include verified county details for Arapahoe County plus key geographic references used for mapping and logistics.

Primary City	Littleton
ZIP Code	80166
County	Arapahoe County
State	CO
Latitude / Longitude	39.61330, -105.01660
ZIP Type	Standard
Time Zone	Mountain Time (MT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 80166 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 80166 is commonly represented around 39.61330, -105.01660. These coordinates help identify the general area within Arapahoe County, CO.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 80166 for mail delivery and general location reference in Arapahoe County, CO.

Some addresses near Littleton may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Littleton within CO.

Frequently Asked Questions

What is the primary city for ZIP code 80166?

The primary city for this ZIP code is Littleton, located in CO.

In which county is 80166 located?

ZIP code 80166 is situated within Arapahoe County, CO.

What are the coordinates for 80166?

The approximate center point is 39.61330 (Latitude) and -105.01660 (Longitude).

Is ZIP code 80166 active?

This page lists ZIP 80166 as Listed based on the latest refresh date shown above.

Does ZIP 80166 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08