NWA Jeep Club: They’re about 8 years old and a group of Jeep enthusiasts from the Northwest Arkansas area. The group is 900 members strong and primarily they communicate for meetups through email and posts on facebook. They’re open to Jeepers from surrounding areas as well.
group page: https://www.facebook.com/groups/nwajeepclub/about/
Arkansas Jeep Owners Society: The most active Jeep club in Arkansas. They have frequent meet and greets at nearly 3500 members.
group page: https://www.facebook.com/ArkansasJeepOwnersSociety/
Ozark Off Road Club: Not just limited to Jeeps, this offroad club operates out of the Ozark area. They have monthly meetups and they’ve been around 10 years, you’ll have to pay to become a member.
group page: http://www.ozarkoffroadclub.org/about/
Arkansas Crawlers 4×4 Club: If you live near Hot Springs National Park, this club has nearly three thousand members. You’ll have to pay to join in on the fun, 25 bucks a year currently.
group page: http://www.arkansascrawlers.com/ and their Facebook group