Frequently Asked Questions About ZIP Code 20172

FAQs and quick facts on ZIP Code 20172


What region of the U.S. is ZIP Code 20172 associated with?

The 20172 ZIP Code is primarily associated with Herndon, VA in the United States.

What U.S. county is ZIP Code 20172 located in?

The 20172 ZIP Code is located in Fairfax County in the state of Virginia.

What type of ZIP Code is 20172?

The U.S. ZIP Code 20172 is a P.O. Box-only ZIP Code. P.O. Box-only ZIP Code are those used only for Post Office (P.O.) Boxes at a given USPS facility. Some ZIP Codes, e.g. 20172, are dedicated solely to delivery of mail to P.O. Boxes.

What are demographics for ZIP Code 20172?

A ZIP Code must be a standard U.S. ZIP Code to have demographics data available. Because ZIP Code 20172 is a P.O. Box-only ZIP Code, demographics data is not available.