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United States Postal Service

3.3
(63 reviews)

Business Details

505 Windy Knoll Dr, Mount Airy, MD
21771, United States
(800) 275-8777
http://usps.com/postoffice

About

Post OfficeShipping ServiceCargo ServicePackaging Supply StoreLogistics ServiceMoney Order ServiceVisa and Passport OfficeUnited States Postal Service
Visit your local Post Office™ at 505 Windy Knoll Dr to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office™ boxes, passports, gift cards, and more

Location

United States Postal Service
505 Windy Knoll Dr, Mount Airy, MD
21771, United States

Hours

Monday9:00 AM - 5:00 PM
Tuesday9:00 AM - 5:00 PM
Wednesday9:00 AM - 5:00 PM
Thursday9:00 AM - 5:00 PM
Friday9:00 AM - 5:00 PM
Saturday9:00 AM - 1:00 PM
SundayClosed

Reviews

3.3
63 reviews
5 stars
34
4 stars
3
3 stars
1
2 stars
1
1 star
24
  • AA
    Anya
    Mar 6, 2026
    5.0
    Some other reviews mentioning passport services are very critical, but my experience was great. I was in and out in 10 minutes for a new adult passport!
  • IS
    Ioannis S
    Mar 3, 2026
    1.0
    How is it possible that a post office doesn’t have a certificate of mailing form number 3817 when it’s one of the most basic forms that are available by USPS and the employees and instead of finding the form and saying that it’s only available in selected post offices…
  • CC
    Christina
    Feb 19, 2026
    5.0
    Kind, helpful, and efficient.
  • MM
    Matt Mercer
    Nov 27, 2025
    1.0
    The old brown hair lady behind the counter is snide and she knows it
  • JP
    julius prezelski
    Sep 25, 2025
    1.0
    Can’t seem to get the Wall Street a journal delivered consistently on time. It’s Thursday and I received Tuesday and Thursday paper. How is that possible?

Frequently Asked Questions About United States Postal Service

Can I get a passport application at this Post Office?

Yes, Thousands of Post Offices™ accept first-time passport applications for the U.S. Department of State. Most of those locations can also take your passport photo. Please complete and print your passport application form before you apply.

Is an appointment needed for passport services?

Most Post Offices that offer passport services have set hours, and you'll need to schedule an appointment using our online scheduler. We also offer limited Passport walk-in hours at select locations.

Brand Certified Facts from United States Postal Service

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