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US Post Office
One of 33 shipping or delivery service listings in Gaithersburg.
About US Post Office
US Post Office is a shipping or delivery service in the public service and government sector, based in Gaithersburg, MD. Its recorded address is 21 S Summit Ave, 20877. The listing includes a telephone number, an official website, an email address. It is one of 33 shipping or delivery service listings tracked in Gaithersburg; the nearest comparable listing is United States Postal Service, within walking distance. US Post Office has 7,292 listed locations in total; this page covers the Gaithersburg branch.
- Address
- 21 S Summit Ave, Gaithersburg, MD, 20877
- Phone
- (800) 275-8777
- Website
- tools.usps.com
- uspstechnicalsupport@mailps.custhelp.com
- Social
Questions
Where is US Post Office located?
21 S Summit Ave, Gaithersburg, MD, 20877
How do I contact US Post Office?
(800) 275-8777 · https://tools.usps.com/find-location.htm?location=1364318
What type of business is US Post Office?
US Post Office is a shipping or delivery service (public service and government) in Gaithersburg.
US Post Office branches
US Post Office has 7,292 listed locations. This branch is in Gaithersburg.
- Kailua Kona96740-2440
- Hilo96720
- Hilo96720
- Laupahoehoe96764-9997
- Kapaau96755-3001
- Kihei96753
- Lanai City96763
- Pukalani96788
- Lahaina96761
- Honolulu96817
Nearby shipping or delivery service
- United States Postal ServiceGaithersburg0.0 km
- Giant ExpressGaithersburg0.2 km
- UPS Access Point locationGAITHERSBURG0.8 km
- Parcel HandyGaithersburg0.9 km
- DHL Express Service PointGaithersburg0.9 km
- FedEx Office Print & Ship CenterGaithersburg1.1 km
- US Post OfficeWashington Grove1.2 km
- United States Postal ServiceWashington Grove1.2 km
- WASHINGTON GROVEWASHINGTON GROVE1.2 km
- UPS Access Point locationGaithersburg1.6 km
- Amazon Locker - RabeGaithersburg1.8 km
- UPS Access Point LockerGaithersburg2.2 km
- Fast MailGaithersburg1.9 km
- A-V DistributionGaithersburg2.0 km
- UPS Drop BoxGaithersburg2.5 km
Cite this page
“US Post Office, Gaithersburg — business.wiki, retrieved August 2026.” Facts on this page come from openly licensed data (Overture Maps Foundation) and are refreshed with each monthly release; sourcing is documented on the methodology page.