What County Is 20166 In?

ZIP 20166 is located in

Loudoun County

Dulles, Virginia (VA)

38.97°N, 77.46°W · FIPS 51107

Loudoun County — ZIP 20166

ZIP 20166 highlighted in Loudoun County, Virginia. Click neighboring ZIPs to explore.

ZIP Code Details

ZIP Code20166
CountyLoudoun County
CityDulles
StateVirginia (VA)
FIPS Code51107

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Nearby ZIP Codes

20164 Sterling, VA Loudoun County 20165 Sterling, VA Loudoun County 20169 Zcta 20169, VA Prince William County

Frequently Asked Questions

What county is ZIP code 20166 in?

ZIP code 20166 is located in Loudoun County, Virginia (VA).

What city is ZIP code 20166 in?

ZIP code 20166 is primarily associated with Dulles, Virginia.

What state is ZIP code 20166 in?

ZIP code 20166 is in the state of Virginia (VA).