56720 is zip code located in Donaldson, Minnesota. The population is 72, making 56720 the largest zipcode in Donaldson and the 9th largest in Kittson County.
There are 0 public schools in 56720 with an average Homefacts rating of NA. , and there are 0 registered sex offenders residing in the zip code 56720. Unemployment in 56720 is low.