ZIP code 20373
Where is ZIP code 20373?
Naval Anacost Annex, District of Columbia
District of Columbia · Unique ZIP code
ZIP code 20373 belongs to Naval Anacost Annex, District of Columbia in District of Columbia. 20373 is a unique ZIP code assigned to a single organization (Naval Station Anacostia) that gets a lot of mail. It is in the Eastern Time zone and uses area codes 202 and 771. About 383 people live in the 20373 area. The closest ZIP codes are 20355 (Washington, 0 mi north), 20374 (Washington Navy Yard, 0 mi north) and 20376 (Washington Navy Yard, 0 mi north).
| ZIP code | 20373 |
|---|---|
| Type | Unique ZIP code for a single organization |
| Status | Active |
| City | Naval Anacost Annex |
| Also accepted | Anacostia, Anacostia Anx, Jbab, Joint Base Anacostia Bolling, Washington |
| State | District of Columbia (DC) |
| County | District of Columbia |
| Time zone | Eastern Time · now |
| Area codes | 202, 771 |
| Coordinates | 38.8951, -77.0369 map |
| 3-digit prefix | 203 |
Population and income in 20373
| Population | 383 · lower than 85% of District of Columbia ZIP codes |
|---|---|
| People per square mile | 758 · lower than 89% of District of Columbia ZIP codes |
| Median age | 20.3 years · lower than 85% of District of Columbia ZIP codes |
| Men / women | 60% / 40% |
| Income per person | $23,328 |
| Below the poverty line | 0.0% |
| Bachelor’s degree or higher | 34% of adults 25+ |
| Housing units | 40 |
| Households | 25 (7.76 people on average) |
| Owners / renters | 0.0% / 100% |
| Land area | 0.51 sq mi (plus 0.18 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 20373. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 20373
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 20355 | Washington, DC | 0 mi N | Unique |
| 20374 | Washington Navy Yard, DC | 0 mi N | Standard |
| 20376 | Washington Navy Yard, DC | 0 mi N | Standard |
| 20388 | Washington Navy Yard, DC | 0 mi N | Standard |
| 20391 | Washington Navy Yard, DC | 0 mi N | Standard |
| 20398 | Washington Navy Yard, DC | 0 mi N | Standard |
| 20528 | Washington, DC | 0 mi N | Unique |
| 20237 | Washington, DC | 0 mi SE | Unique |
| 56902 | Parcel Return Service, DC | 0 mi E | Unique |
| 56904 | Parcel Return Service, DC | 0 mi E | Unique |
| 56945 | Parcel Return Service, DC | 0 mi E | Unique |
| 56901 | Parcel Return Service, DC | 0 mi E | Unique |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 20373 or measure the distance to another ZIP code.
How to address mail to 20373
123 MAIN ST
NAVAL ANACOST ANNEX DC 20373
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts ANACOSTIA, ANACOSTIA ANX, JBAB, JOINT BASE ANACOSTIA BOLLING and WASHINGTON as the city name for 20373. Adding the 4-digit ZIP+4 code (20373-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 20373?
- 20373 is a Naval Anacost Annex, District of Columbia ZIP code. Anacostia, Anacostia Anx, Jbab, Joint Base Anacostia Bolling and Washington are also accepted as the city name.
- What county is 20373 in?
- ZIP code 20373 is in District of Columbia, District of Columbia.
- What time zone is ZIP code 20373 in?
- 20373 is in the Eastern Time zone (America/New_York).
- What area code is 20373?
- Phone numbers in ZIP code 20373 use area codes 202 and 771.
- What is the population of ZIP code 20373?
- About 383 people live in ZIP code 20373, according to the Census Bureau’s American Community Survey (2020–2024).
- Can I use 20373 for a street address?
- Only for mail to the organization it is assigned to. Other addresses in Naval Anacost Annex use a standard ZIP code.
- What ZIP codes are near 20373?
- The nearest ZIP codes to 20373 are 20355 (Washington, 0 miles), 20374 (Washington Navy Yard, 0 miles), 20376 (Washington Navy Yard, 0 miles) and 20388 (Washington Navy Yard, 0 miles).