According to various aspects, exemplary embodiments are disclosed of a Bluetooth zone control system. In an exemplary embodiment, a Bluetooth zone control system generally includes a first Bluetooth device configured to provide a first Bluetooth signal. A location of the first Bluetooth device corresponds to a location of a machine. The system also includes an operator control unit having a second Bluetooth device configured to detect the first Bluetooth signal. The operator control unit is configured to control the machine based on first authorization rights when the second Bluetooth device detects the first Bluetooth signal at or above a signal threshold, and to control the machine based on second authorization rights when the second Bluetooth device does not detect the first Bluetooth signal at or above the signal threshold.