Template Cobblestone Auto Spa - 7th St.& Hatcher Share: Auto ServicesCar Wash Cobblestone Auto Spa - 7th St.& Hatcher Visit Website 9215 N. 7th St. Phoenix, AZ 85020 (480) 944-4100 About Map About $5 Express Exterior Car Wash, 5 minute service, spot free rinse, free vacuums and towel dry. Hours: 7am to 7pm Monday - Saturday and Sundays - 8 am to 6 pm. What's Nearby? Distance: 5 10 15 20 25 50 mi.