Fairfax Zip code

Fairfax Zip code / Fairfax Postal code

Fairfax Zip code, introduced by the United States Postal Service (USPS) in 1963, are numerical codes used to identify specific geographic regions for mail delivery. and Fairfax zip code used a 5-digit postal format XXXXX, The first 3 digit represent the postal delivery zone code, and last 2 digit represent the Post office in the Fairfax.

There are total 78 zipcode code in Fairfax and range of zipcode is 20120 to 22315. View all the zip code on map of Fairfax by clicking on our mapview appliction.

1. What is the format of zip codes in Fairfax?
Fairfax zip codes follow the standard 5-digit format, starting with the number - 201.

2. How many zip codes are there in Fairfax?
There are approximately 78 zip codes in Fairfax, covering a vast area of the county.

3. Do all areas in Fairfax have zip codes?
Yes, almost all populated areas in Fairfax are assigned a unique zip code for mail delivery purposes.