On top of the rate table, the following is stated: "Call us at 1-800-513-0100 to open an account." So they may not require a branch visit. It's not clear if there are any geographic restrictions.
Branches are located in the Missouri cities of Saint Louis, Creve Coeur, Eureka and OFallon.
The bank has some decent ratings for soundness: 4 stars (excellent) at BauerFinancial and 3 stars (performing) at Bankrate. Both ratings are based on 9/30/08 data. The bank has been FDIC insured since 1934 (FDIC Certificate # 1071).