United States Postal Service

3.3
60 reviews
Person picking up a package from USPS smart lockers

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

Reviews

3.3
60 reviews
5 stars
32
4 stars
3
3 stars
1
2 stars
1
1 star
23
  • 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?
  • DF
    Dean and Diana Wreaths By Faith
    Jul 19, 2023
    5.0
    The BEST Customer service our packages go out Fast most Efficient! Thank you
  • JC
    Jessica Cole
    Jul 20, 2018
    1.0
    Terrible with delivering mail to my house near Woodbine. Constantly late with packages and mail.
  • JM
    John McLemore
    May 14, 2016
    5.0
    We turned on mail forwarding to our home in SC, and ordered a package on Amazon to be sent the our house here in MD. So I panicked and drove to this post office and they intercepted my package for me! They went above and beyond, I'll miss it.

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.