74631 is zip code located in Blackwell, Oklahoma. The population is 7,593, making 74631 the largest zipcode in Blackwell and the 3rd largest in Kay County.
There are 3 public schools in 74631 with an average Homefacts rating of B. The total crime rate for Blackwell is moderate , and there are 11 registered sex offenders residing in the zip code 74631. Unemployment in 74631 is moderate.