99133 is zip code located in Grand Coulee, Washington. The population is 1,670, making 99133 the largest zipcode in Grand Coulee and the 9th largest in Grant County.
There are 0 public schools in 99133 with an average Homefacts rating of D+. The total crime rate for Grand Coulee is high , and there are 1 registered sex offenders residing in the zip code 99133. Unemployment in 99133 is very high.