In which county is ZIP code 80504 located?

ZIP 80504 is listed under Weld, CO.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 80504: Longmont, CO

ZIP: 80504

County: Weld

Coordinates: 40.13060, -104.95040

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Get a reliable snapshot of the Longmont, CO postal area 80504. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Longmont
ZIP Code	80504
County	Weld
State	CO
Latitude / Longitude	40.13060, -104.95040
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 80504 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 80504 are listed as 40.13060 / -104.95040, useful for GPS and service checks in and around Longmont, CO.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 80504 for mail delivery and general location reference in Weld, CO.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Longmont within CO.

Frequently Asked Questions

What is the primary city for ZIP code 80504?

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

In which county is 80504 located?

ZIP code 80504 is situated within Weld, CO.

What are the coordinates for 80504?

The approximate center point is 40.13060 (Latitude) and -104.95040 (Longitude).

Is ZIP code 80504 active?

This page lists ZIP 80504 as Listed based on the latest refresh date shown above.

Does ZIP 80504 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