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https://developers.google.com/+/plugins/badge/
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Get access to data on 600 websites Google Plus One Badge Customers. We know of 50 live websites using Google Plus One Badge and an additional 550 sites that used Google Plus One Badge historically and 22 websites in the United States.
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Get a list of 600 websites using Google Plus One Badge which includes location information, hosting data, contact details, 50 currently live websites and an additional 32 domains that redirect to sites in this list. 550 sites that used this technology previouslyand 22 websites in the United States currently using Google Plus One Badge.
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