ZIP Codes in Reston, VA
Reston uses 3 ZIP codes, all in Fairfax County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 3 Reston ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 20190 | standard | Fairfax | 22,012 |
| 20191 | standard | Fairfax | 31,011 |
| 20194 | standard | Fairfax | 12,275 |
Finding a ZIP+4 in Reston
Knowing which of these 3 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Reston street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Reston addresses and download it complete.