Herein disclosed is a receptacle repair insert, which may have an insert body with at least an outer surface. The outer surface may have a first shape and be effective to attach to a receptacle body having at least an inner surface with a second shape. The inner surface may define at least one orifice and the insert body may be effective to fit into the at least one orifice. The receptacle repair insert may also have at least one extension movably connected to the insert body wherein the extension is effective to create a door. The extension may block at least a portion of the at least one orifice. Further disclosed is a method for replacing at least one mailbox door using at least one embodiment of the receptacle repair insert.