Zip code 20310: Washington, District of Columbia
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 20310
20310 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 20310, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Washington
- State
- District of Columbia
- County
- District of Columbia
- Center point
- 38.8933° N, 77.0146° W
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- PO box or unique zip
Zip codes near 20310
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 20013 | Washington, DC · PO box | 0 mi | — |
| 20026 | Washington, DC · PO box | 0 mi | — |
| 20029 | Washington, DC · PO box | 0 mi | — |
| 20030 | Washington, DC · PO box | 0 mi | — |
| 20033 | Washington, DC · PO box | 0 mi | — |
| 20035 | Washington, DC · PO box | 0 mi | — |
| 20038 | Washington, DC · PO box | 0 mi | — |
| 20039 | Washington, DC · PO box | 0 mi | — |
| 20040 | Washington, DC · PO box | 0 mi | — |
| 20041 | Washington, DC · PO box | 0 mi | — |
| 20042 | Washington, DC · PO box | 0 mi | — |
| 20043 | Washington, DC · PO box | 0 mi | — |
Questions about 20310
What city is zip code 20310?
20310 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 20310 in?
20310 is in District of Columbia, District of Columbia.
What time zone is 20310 in?
20310 is in Eastern Time.
What zip codes are near 20310?
The closest zip codes to 20310 are 20013, 20026, 20029, 20030, 20033.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 20310, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.