United States Post Office · Denver, CO

Montclair Post Office

8275 EAST 11TH AVENUE

Denver, CO 80220

Address

8275 East 11th Avenue, Denver, CO 80220

Opening hours

Hours may differ on public holidays.

Website

tools.usps.com/locations/details/1373577

Coordinates

39.733612, -104.892672

This listing is based on OpenStreetMap data (updated 2026-10-06). Something wrong? Fix it on OpenStreetMap or let us know.

Frequently asked questions

Where is Montclair Post Office?

Montclair Post Office is located at 8275 East 11th Avenue, Denver, CO 80220. Use “Get directions” to start a route from where you are.

What are the opening hours of Montclair Post Office?

Recorded opening hours: Monday – Friday 9 AM–6 PM; Saturday 9:30 AM–12:30 PM; Sunday Closed. Hours may differ on holidays.