ZIP Code 20040 is located in Washington District of Columbia. 20040 is entirely within District of Columbia. Regionally, 20040 is located in Metro DC.
| ZIP Code Name | Washington |
| Primary County | District of Columbia |
| ZIP Code Type | PO Box |
| Current Time | EDT |
| Coordinates | 38.96639252,-77.02755737 |
| Region | Metro DC |
| Metropolitan/Micropolitan Stat Area | Washington-Arlington-Alexandria, DC-VA-MD-WV |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/New_York |
| Area | 0.00001339 Square Miles |
| School Districts in 20040 | |
| Elementary Schools in 20040 | |
| High Schools in 20040 |