20166 is zip code located in Sterling, Virginia. The population is 9,465, making 20166 the 3rd largest zipcode in Sterling and the 9th largest in Loudoun County.
There are 0 public schools in 20166 with an average Homefacts rating of NA. , and there are 0 registered sex offenders residing in the zip code 20166. Unemployment in 20166 is low.