Post Office

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Penn Place

4600 Waverly Avenue, Lower Level , Garrett Park, Md., 20896


Phone: 301-933-2580
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
USPS Online

Retail & Package Pickup Hours

Monday-Friday 9:00 AM- 4:00 PM
Saturday 9:00 AM - 12:00 PM
Sunday Closed 

PO Box Delivery Time
Monday-Saturday 10:00 AM

Last Collection Times
Monday-Friday 5:15 PM
Saturday 12:45 PM

Services Offered:
Change of Address, Hold Mail/Stop Delivery, PO Boxes™ rentals, Postage Stamps, Freight/Shipping, Holidays, Bulk Mail, Money Orders.