The Flip-Flop Truck Stop is a location in Season 4 of AMC's Fear The Walking Dead.
Pre-Apocalypse
Nothing is known about this truck stop before the outbreak, except that it is located in Mississippi and serviced truckers.
Post-Apocalypse
At some point after the outbreak, Wendell and his sister Sarah took control of this location and used it as a storage and reloading site for their trucks.
Morgan Jones arrives at the Flip-Flop Truck Stop by accident, after he used one of the trucks as shelter from a storm in Texas. He enlists Wendell and Sarah into his group and they continue the mission to help people.