About 20373 - Naval Anacost Annex, District of Columbia
Located in District of Columbia, the United States is home to the small community of Naval Anacost Annex, served by ZIP code 20373. It sits within Naval Anacost Annex County County.
Around 4,967 people live in the 20373 ZIP code area. That's below the District of Columbia average of about 22,323 people per ZIP code.
Median household income is about $110,400 (near the District of Columbia average).
This ZIP code sits alongside neighboring areas like Washington within District of Columbia.