Knowell’s Lock & Safe, Inc. – Liberty Safes of North Florida is a Safe & vault shop located in 2144 Blanding Blvd, Jacksonville, FL 32210. Knowell’s Lock & Safe, Inc. – Liberty Safes of North Florida has an average rating of 4.9 from 305 reviews. For those who need a Safe & vault shop in Jacksonville, Knowell’s Lock & Safe, Inc. – Liberty Safes of North Florida is a top-rated choice.