ZIP code · Jarrettsville · Maryland · United States
ZIP code 21084 — Jarrettsville
ZIP code 21084 serves Jarrettsville, Maryland.
- Postal code
- 21084Single source Value from one source, not cross-checked.
- City
- Jarrettsville
- County
- Harford
- State
- Maryland
- Country
- United States
- Coordinates
- 39.6162, -76.4684 — precision precise (locality)
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Nearby localities
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page