Maryland · Frederick

21710 ZIP Code

21710 is associated with Adamstown, Maryland. The page shows the county, timezone, nearby ZIPs and links to the state hub for a nearby city generator.

ZIP details

ZIP code: 21710
City: Adamstown
State: Maryland (MD)
County: Frederick
Timezone: America/New_York
State sales tax: Varies by state

Open map Maryland hub

Nearby ZIP codes

21709Frederick, MD 21711Big Pool, MD 21713Boonsboro, MD 21714Braddock Heights, MD 21705Frederick, MD 21715Brownsville, MD 21704Frederick, MD 21716Brunswick, MD

Questions about 21710

What city is ZIP code 21710 in?+

21710 is associated with Adamstown, Maryland in the bundled dataset. ZIP areas can cross city and county lines, so use the city and county fields together.

What county is 21710 in?+

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

What timezone is 21710 in?+

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

Is 21710 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