1. Walgreens is one of the largest pharmacy chains in the United States.
2. The company boasts a total of 18,500 stores in 11 countries, as well as 390 distribution centers that cater to 20 countries.
3. Charles R. Walgreen, Sr. founded Walgreens with a single store in Chicago in 1901.
4. Approximately 78 percent of the U.S. population lives within five miles of a Walgreens, Duane Reade store.
5. Walgreens was first founded in 1909, although it had a predecessor that launched eight years prior.
6. Six million customers visit Walgreens every day, while two million people check out the company's various "digital properties," according to a spokesperson.
7. Walgreens operates a total of 9,560 stores in the US and 4,767 stores outside the US, including the chain stores Boots, Benavides, and Ahumada.
8. The company "has collected and safely disposed more than 1.2 million pounds of unused or unwanted medications to date."
9. The company "has provided more than 34 million life-saving vaccines for children around the world through its 'Get A Shot. Give A Shot.' campaign."