Vermont has always had Constitutional Carry since 1791.
In 2003, Alaska passed Constitutional Carry to restore the exercise of Second Amendment rights.
In 2010, Arizona passed Constitutional Carry.
In 2011, Wyoming passed Constitutional Carry.
In 2013, Arkansas passed Act 746 into law. It is effectively Constitutional Carry. Some county prosecutors threaten prosecution, but it has not happened.
In 2015, Kansas, and Maine became Constitutional Carry club members.
In 2016, Idaho, Missouri, West Virginia, and Mississippi became Constitutional Carry states.
In 2017, New Hampshire, and North Dakota passed Constitutional Carry.
In 2019, South Dakota, Oklahoma, and Kentucky passed Constitutional Carry.
Thanks! Hopefully Texas will join that list soon.
How do these states handle non-residents who have permits?