74637 is zip code located in Fairfax, Oklahoma. The population is 2,323, making 74637 the largest zipcode in Fairfax and the 4th largest in Osage County.
There are 3 public schools in 74637 with an average Homefacts rating of B-. The total crime rate for Fairfax is very low , and there are 9 registered sex offenders residing in the zip code 74637. Unemployment in 74637 is moderate.