H&R Block
Po Box 10364
Kansas City, MO 64171-0364
(800) 472-5625
Kansas City, MO 64171-0364
(800) 472-5625
H&R Block is the world's largest tax services company. It served nearly 21.6 million clients in the U.S. and 11 countries during fiscal year 2004. Clients were served at the approximately 11,000 H&R Block retail offices worldwide and through the company's award-winning software, TaxCut, and its online tax services.






