74643 is zip code located in Lamont, Oklahoma. The population is 535, making 74643 the largest zipcode in Lamont and the 3rd largest in Grant County.
There are 1 public schools in 74643 with an average Homefacts rating of B-. The total crime rate for Lamont is very low , and there are 0 registered sex offenders residing in the zip code 74643. Unemployment in 74643 is low.