Zip code 20405: Washington, District of Columbia
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 20405
20405 is a non-residential zip code for Washington, District of Columbia (District of Columbia). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 20405, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Washington
- State
- District of Columbia
- County
- District of Columbia
- Center point
- 38.8951° N, 77.0364° W
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- PO box or unique zip
Zip codes near 20405
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 20068 | Washington, DC · PO box | 0 mi | — |
| 20228 | Washington, DC · PO box | 0 mi | — |
| 20237 | Washington, DC · PO box | 0 mi | — |
| 20355 | Washington, DC · PO box | 0 mi | — |
| 20374 | Washington Navy Yard, DC · PO box | 0 mi | — |
| 20391 | Washington Navy Yard, DC · PO box | 0 mi | — |
| 20398 | Washington Navy Yard, DC · PO box | 0 mi | — |
| 20511 | Washington, DC · PO box | 0 mi | — |
| 20528 | Washington, DC · PO box | 0 mi | — |
| 56901 | Washington, DC · PO box | 0 mi | — |
| 56915 | Washington, DC · PO box | 0 mi | — |
| 56920 | Washington, DC · PO box | 0 mi | — |
Questions about 20405
What city is zip code 20405?
20405 is assigned to Washington, District of Columbia. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 20405 in?
20405 is in District of Columbia, District of Columbia.
What time zone is 20405 in?
20405 is in Eastern Time.
What zip codes are near 20405?
The closest zip codes to 20405 are 20068, 20228, 20237, 20355, 20374.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 20405, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.