59223 is zip code located in Fort Peck, Montana. The population is 308, making 59223 the largest zipcode in Fort Peck and the 5th largest in Valley County.
There are 0 public schools in 59223 with an average Homefacts rating of NA. , and there are 0 registered sex offenders residing in the zip code 59223. Unemployment in 59223 is low.