Prairie Dogs Grooming 18 Route 79, Killingworth, CT06419 Prairie Dogs Grooming offers kindness and patience, as well as a neat and clean environment. Galen, the…More groomer, is a graduate of the New York School of Dog Grooming and has been in the business since 1990. She uses all-natural products and aims to be as accommodating as possible to her customers -- she even tie-dyed dogs for a television commercial. Dogs must be up to date with vaccines before being groomed for everyone's safety. The facility is on Route 79, just north of the intersection with Route 148.