AddressTool.org

DC · District of Columbia

20404 ZIP Code

20404 is associated with Washington, DC. The page shows the county, timezone, nearby ZIPs and links to the state hub for a nearby city generator.

ZIP details

ZIP code
20404
City
Washington
State
DC (DC)
County
District of Columbia
Timezone
Not listed
State sales tax
Varies by state
Open map DC hub

Nearby ZIP codes

20403Washington, DC20405Washington, DC20402Washington, DC20406Washington, DC20401Washington, DC20407Washington, DC20408Washington, DC20409Washington, DC

Questions about 20404

What city is ZIP code 20404 in?+
20404 is associated with Washington, DC in the bundled dataset. ZIP areas can cross city and county lines, so use the city and county fields together.
What county is 20404 in?+
District of Columbia. County boundaries and postal areas are not the same thing; a ZIP can serve addresses in more than one county.
What timezone is 20404 in?+
Not listed. This is the IANA timezone name for the city associated with the ZIP.
Is 20404 a real ZIP code?+
It appears in the public city dataset bundled with this site. That confirms the format and city association, not that a specific street, mailbox, or resident exists.
All ZIP codesValidate a full address