Safe Deposit Boxes Carolina Trust Safe Deposit Boxes Protect your valuables and important documents from loss or damage. Each box is protected by our two-key lock security feature, meaning only you have access. Sizes and Rates Location and Access Safe Deposit Boxes are available at Conway, Holmestown Road, Johnsonville, Little River and 21st Avenue branch locations. Boxes are available for access Monday through Friday during regular business hours. Reserve a Safe Deposit Box Available space is limited and boxes are offered on a first-come, first serve basis. Call 843.448.2133, ext. 3 for availability. Please Note: Safe deposit box contents are not insured by financial institutions. Members wanting coverage on the box’s contents should contact their insurance provider.