64840 is zip code located in Diamond, Missouri. The population is 2,999, making 64840 the largest zipcode in Diamond and the 4th largest in Newton County.
There are 3 public schools in 64840 with an average Homefacts rating of C. The total crime rate for Diamond is very low , and there are 6 registered sex offenders residing in the zip code 64840. Unemployment in 64840 is low.