I'vbe seen several related articles over the past week, but so far, no confirmation that this is happening outside of Minnesota/North Dakota.
I find that hard to believe, however...
The Intelligence Project identified 194 "Patriot" groups that were active in 2000. Of these groups, 72 were militias, three were "common-law courts" and the remainder fit into a variety of categories such as publishers, ministries, citizens’ groups and others. Generally, Patriot groups define themselves as opposed to the "New World Order" or advocate or adhere to extreme antigovernment doctrines.
List of domestic terrorist organizations by the left wing Southern Poverty Law Center