ZIP Code 21771

Zip Code: 21771
Type: Standard
Official USPS city name: Mount Airy
Official USPS State Code: MD
Official State Name: Maryland
ZCTA: TRUE
Population: 29901.0
Density: 135.7
Primary Official County Code: 24021
Primary Official County Name: Frederick
Official County Name: Frederick| Carroll| Howard| Montgomery
Official County Code: 24021| 24013| 24027| 24031
Imprecise: FALSE
Military: FALSE
Timezone: America/New_York (13:16 PM Sunday, November 24 2024-11-24 (GMT -0500))
Geo Point: 39.3935, -77.15689

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