Some changes were recently made with the new Purvis dispatch system coming online.
Tac 1 is Battalion One (North)
Tac 2 is Battalion Two (South)
Tac 3 is Battalion Three (Central)
Tac 4 is Battalion Four (West).
Tac's 5, 6, 7, 8, 9 are assigned on an "as needed" basis for Incidents, (starting with Tac 5).