New Hampshire's Open Carry
New Hampshire allows open carry of handguns on one's person, but not in a vehicle. It is illegal to have a loaded long gun in a vehicle.
NHRS XII §159:6, NHRS XVIII §207:7
What is Open Carry?
Open carry is the ability to carry a gun in plain view. Some states require a permit to open carry, and some do not, but most have restrictions on where it is legal to open carry.
Other New Hampshire firearm laws
Compare Open Carry Nationwide