Dulles, Virginia ZIP Code - United States

The location Dulles, VA has 8 differents ZIP Codes. Check the map below to check your ZIP Code.

	City Name	ZIP Code	ZIP Type	Estimated Population
Dulles, VA	PRIMARY	20101	UNIQUE	0
Dulles, VA	PRIMARY	20102	UNIQUE	0
Dulles, VA	PRIMARY	20103	UNIQUE	0
Dulles, VA	PRIMARY	20104	UNIQUE	0
Dulles, VA	IMPROPER	20163	PO BOX	0
Dulles, VA	ACCEPTABLE	20166	STANDARD	7.729
Dulles, VA	PRIMARY	20189	STANDARD	8.097
Dulles, VA	PRIMARY	20199	UNIQUE	0

Postal Zone of Dulles, VA - USA

Dulles, VA belongs to Loudoun county. Check the list of Loudoun county ZIP Code.

Check the list of Virginia ZIP Code.

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PRIMARY: means an the primary city name. Official city name, although the city name might also have another acceptable name.
ACCEPTABLE: means an adequate city name. City names that are abbreviated will frequently be listed as unacceptable because abbreviations are not an acceptable city name format.
IMPROPER/NOT ACCEPTABLE: Means an inadequate city name has been entered or received based on information entered.
UNIQUE: Assigned to a company, government agency, or entity with sufficient mail volume, based on average daily volume of letter size mail received, availability of ZIP Code numbers in the postal area, and the US mail service cost-benefit analysis.