In which county is ZIP code 81128 located?

ZIP 81128 is listed under Archuleta, CO.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 81128: Chromo, CO

ZIP: 81128

County: Archuleta

Coordinates: 37.03640, -106.84340

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Explore detailed information for ZIP code 81128 in Chromo, CO. We include verified county details for Archuleta plus key geographic references used for mapping and logistics.

Primary City	Chromo
ZIP Code	81128
County	Archuleta
State	CO
Latitude / Longitude	37.03640, -106.84340
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 81128 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 81128 is approximately 37.03640 (latitude) and -106.84340 (longitude). This location sits within Archuleta, contributing to regional planning across CO.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 81128 for mail delivery and general location reference in Archuleta, CO.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Chromo within CO.

Frequently Asked Questions

What is the primary city for ZIP code 81128?

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

In which county is 81128 located?

ZIP code 81128 is situated within Archuleta, CO.

What are the coordinates for 81128?

The approximate center point is 37.03640 (Latitude) and -106.84340 (Longitude).

Is ZIP code 81128 active?

This page lists ZIP 81128 as Listed based on the latest refresh date shown above.

Does ZIP 81128 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