Fla. Stat. § 556.104

The corporation shall maintain a free-access notification system. Any person who furnishes or transports materials or services by means of an underground facility in this state shall participate as a member operator of the system. The purpose of the system is to receive notification of planned excavation or demolition activities and to notify member operators of the planned excavation or demolition activities. The system shall provide a single toll-free telephone number within this state which excavators can use to notify member operators of planned excavation or demolition activities, and the system may also provide additional modes of access at no cost to the user.