Invisible Fence of Metro West provides solutions for pet safety, that give owners peace of mind and happier homes. Service areas include: Douglas, Grafton, Linwood, Manchaug, Northbridge, North Grafton, North Uxbridge, Oxford, South Grafton, Upton, Uxbridge, Webster, Whitinsville, Sutton, Ashland, Holliston, Hopedale, Hopkinton, Mendon, Milford, Sherborn, Woodville, Bellingham, Franklin, Medway, Millis, Norfolk