âLaGrange's Finest Full Service Storage Facilitiesâ, Commerce Mini Storage is centrally located in LaGrange, GA. Featuring 316 self storage units in a fully gated area with gate access 7 days a week. This facility is security camera monitored and the office is open 6 days a week. Our customers come back to us every time they need storage, because they know their belongings will be secure. Now offering parking for recreational vehicles. Customers come for the value, they come back for the peace of mind.