Fairfax County ZIP Codes
Virginia, United States · 74 codes
Fairfax County in Virginia has 74 ZIP codes, from 20120 to 22315, serving 74 places.
ZIP codes in Fairfax
| ZIP Code | Places |
|---|---|
| 20120 | Centreville |
| 20121 | Centreville |
| 20122 | Centreville |
| 20124 | Clifton |
| 20151 | Chantilly |
| 20153 | Chantilly |
| 20170 | Herndon |
| 20171 | Herndon |
| 20172 | Herndon |
| 20190 | Reston |
| 20191 | Reston |
| 20192 | Herndon |
| 20194 | Reston |
| 20195 | Reston |
| 20196 | Reston |
| 22003 | Annandale |
| 22009 | Burke |
| 22015 | Burke |
| 22027 | Dunn Loring |
| 22032 | Fairfax |
| 22033 | Fairfax |
| 22034 | Fairfax |
| 22035 | Fairfax |
| 22036 | Fairfax |
| 22037 | Fairfax |
| 22039 | Fairfax Station |
| 22041 | Falls Church |
| 22042 | Falls Church |
| 22043 | Falls Church |
| 22044 | Falls Church |
| 22060 | Fort Belvoir |
| 22066 | Great Falls |
| 22067 | Greenway |
| 22079 | Lorton |
| 22081 | Merrifield |
| 22082 | Merrifield |
| 22095 | Herndon |
| 22096 | Reston |
| 22101 | Mc Lean |
| 22102 | Mc Lean |
| 22103 | West Mclean |
| 22106 | Mc Lean |
| 22107 | Mc Lean |
| 22108 | Mc Lean |
| 22109 | Mc Lean |
| 22116 | Merrifield |
| 22118 | Merrifield |
| 22119 | Merrifield |
| 22121 | Mount Vernon |
| 22122 | Newington |
| 22124 | Oakton |
| 22150 | Springfield |
| 22151 | Springfield |
| 22152 | Springfield |
| 22153 | Springfield |
| 22156 | Springfield |
| 22158 | Springfield |
| 22159 | Springfield |
| 22160 | Springfield |
| 22161 | Springfield |
| 22180 | Vienna |
| 22181 | Vienna |
| 22182 | Vienna |
| 22183 | Vienna |
| 22185 | Vienna |
| 22199 | Lorton |
| 22303 | Alexandria |
| 22306 | Alexandria |
| 22307 | Alexandria |
| 22308 | Alexandria |
| 22309 | Alexandria |
| 22310 | Alexandria |
| 22312 | Alexandria |
| 22315 | Alexandria |
Frequently asked questions
What is the ZIP code of Fairfax?
Fairfax has 74 ZIP codes, from 20120 to 22315. The table lists the places each one serves.
How many places are listed in Fairfax County?
74 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.