Post Office in Boulder County, CO

High Mar Post Office
High Mar Post Office

4985 Moorhead Avenue, Boulder County, CO 80305

303-938-3730

Niwot Post Office
Niwot Post Office

150 Murray Street, Boulder County, CO 80544

303-652-2309

Hygiene Post Office
Hygiene Post Office

11830 North 75th Street, Boulder County, CO 80503

303-776-1605

Valmont Post Office
Valmont Post Office

2995 55th Street, Boulder County, CO 80301

720-564-6400

Q&A

1. What services do post offices in the U.S. provide?

unfold fold
U.S. post offices offer a variety of services including mailing and shipping, passport applications, P.O. Box rentals, money orders, and more.

2. How can I track my mail or package?

unfold fold
You can track your mail or package using the tracking number provided at the time of shipment. Enter this number on the USPS website or app to see current delivery status.

3. What are the typical operating hours for a U.S. post office?

unfold fold
Most post offices open from 9 AM to 5 PM on weekdays, with limited hours on Saturdays. However, hours can vary by location, so it’s best to check the specific branch.

4. How do I change my address with the USPS?

unfold fold
You can change your address online through the USPS website or by filling out a change of address form at your local post office.

5. What should I do if my mail is lost or delayed?

unfold fold
First, check the tracking status. If there are issues, you can file a claim or request assistance online or at your local post office.

Favorites

Here is a brief description text of the drawer.