Millville's Pet Stop Pet Care & GroomingPet Supplies & Retail Visit Website Request Info 35167 Atlantic Ave. Millville, DE 19970 (302) 539-9382 (302) 537-8170 (fax) About Map About The one stop shop for all your pet supply and grooming needs. What's Nearby? Distance: 5 10 15 20 25 50 mi.