Big Dog Rescue Volunteers dedicated to helping pets http://www.bigdogrescue.com/
Boston Dog Rescue Boston Dog Rescue is an all-breed, all-volunteer dog rescue group devoted to helping homeless dogs http://www.bostondogrescue.com/
Blue Dog Rescue Blue Dog Rescue is a volunteer organization whose purpose is to end the needless killing of homeless dogs. http://www.bluedogrescue.com/