A Dog Guard® Out-0f-Sight dog fence is an electric dog fence (or wireless dog fence) specifically designed to keep your pet safe and secure - indoors and out - and is a trademark of Sunward Electronics® and should not be confused with Invisible Fence® (InvisibleFence®). Invisible Fence® and Invisible Fencing® are registered trademarks of Invisible Fence Company.®

Maryland and Washington DC markets served include, but are not limited to: Queen Annes County: Stevensville, Chester, Grasonville, Centreville; Anne Arundel County: Davidsonville, Edgewater, Severna Park, Gleenburnie; Caroline County: Denton, Ridgeley, Preston, Harmony; Talbot County: Easton, Saint Michaels, Oxford, Trappe; Prince Georges County: Fort Washington, Laurel, Accokeek, Clinton; Kent County: Chestertown, Kennedyville, Still Pond, Gelena; Cecil County: Elkton, Northeast, Earlville, Chesapeake City; Annapolis; Baltimore County: Towson, Essex, Perry Hall; Hartford County: Bel Air, Edgewood, Aberdeen