Connect your Shopify store with your MailChimp account.
https://apps.shopify.com/mailchimp
eCommerce · Non Platform · Shopify App
Get access to data on 446,700 websites that are MailChimp for Shopify Customers. We know of 146,755 live websites using MailChimp for Shopify and an additional 299,945 sites that used MailChimp for Shopify historically and 102,716 websites in the United States.
Get a list of 446,700 websites using MailChimp for Shopify which includes location information, hosting data, contact details, 146,755 currently live websites and an additional 88,726 domains that redirect to sites in this list. 299,945 sites that used this technology previously and 102,716 websites in the United States currently using MailChimp for Shopify.