In which county is ZIP code 80734 located?

ZIP 80734 is listed under Phillips, CO.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 80734: Holyoke, CO

ZIP: 80734

County: Phillips

Coordinates: 40.58250, -102.28250

ZIP Type: Standard

Time Zone: Mountain Time (MT)

Get a reliable snapshot of the Holyoke, CO postal area 80734. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Holyoke
ZIP Code	80734
County	Phillips
State	CO
Latitude / Longitude	40.58250, -102.28250
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 80734 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 80734 is approximately 40.58250 (latitude) and -102.28250 (longitude). This location sits within Phillips, contributing to regional planning across CO.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 80734 for mail delivery and general location reference in Phillips, CO.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Holyoke within CO.

Frequently Asked Questions

What is the primary city for ZIP code 80734?

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

In which county is 80734 located?

ZIP code 80734 is situated within Phillips, CO.

What are the coordinates for 80734?

The approximate center point is 40.58250 (Latitude) and -102.28250 (Longitude).

Is ZIP code 80734 active?

This page lists ZIP 80734 as Listed based on the latest refresh date shown above.

Does ZIP 80734 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