In which county is ZIP code 80455 located?

ZIP 80455 is listed under Boulder, CO.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 80455: Jamestown, CO

ZIP: 80455

County: Boulder

Coordinates: 40.11550, -105.38860

ZIP Type: Standard

Time Zone: Mountain Time (MT)

This profile provides an in-depth look at ZIP code 80455, serving Jamestown in CO. It lies in Boulder and supports delivery, planning, and address verification.

Primary City	Jamestown
ZIP Code	80455
County	Boulder
State	CO
Latitude / Longitude	40.11550, -105.38860
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 80455 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 80455 is commonly represented around 40.11550, -105.38860. These coordinates help identify the general area within Boulder, CO.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 80455 for mail delivery and general location reference in Boulder, CO.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Jamestown.

Related ZIP Codes (Nearby)

Explore other postal codes near Jamestown within CO.

Frequently Asked Questions

What is the primary city for ZIP code 80455?

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

In which county is 80455 located?

ZIP code 80455 is situated within Boulder, CO.

What are the coordinates for 80455?

The approximate center point is 40.11550 (Latitude) and -105.38860 (Longitude).

Is ZIP code 80455 active?

This page lists ZIP 80455 as Listed based on the latest refresh date shown above.

Does ZIP 80455 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