Connect your Shopify store with your MailChimp account.
https://apps.shopify.com/mailchimp
eCommerce · Non Platform · Shopify App
Get access to data on 378,664 websites that are MailChimp for Shopify Customers. We know of 174,347 live websites using MailChimp for Shopify and an additional 204,317 sites that used MailChimp for Shopify historically and 129,714 websites in the United States.
Get a list of 378,664 websites using MailChimp for Shopify which includes location information, hosting data, contact details, 174,347 currently live websites and an additional 109,877 domains that redirect to sites in this list. 204,317 sites that used this technology previously and 129,714 websites in the United States currently using MailChimp for Shopify.