Maryland · Harford

21040 ZIP Code

21040 is associated with Edgewood, Maryland. The page shows the county, timezone, nearby ZIPs and links to the state hub for a nearby city generator.

ZIP details

ZIP code: 21040
City: Edgewood
State: Maryland (MD)
County: Harford
Timezone: America/New_York
State sales tax: Varies by state

Open map Maryland hub

Nearby ZIP codes

21041Ellicott City, MD 21042Ellicott City, MD 21037Edgewater, MD 21043Ellicott City, MD 21036Dayton, MD 21044Columbia, MD 21035Davidsonville, MD 21045Columbia, MD

Questions about 21040

What city is ZIP code 21040 in?+

21040 is associated with Edgewood, Maryland in the bundled dataset. ZIP areas can cross city and county lines, so use the city and county fields together.

What county is 21040 in?+

Harford. County boundaries and postal areas are not the same thing; a ZIP can serve addresses in more than one county.

What timezone is 21040 in?+

America/New_York. This is the IANA timezone name for the city associated with the ZIP.

Is 21040 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 codes Validate a full address