MainStreet Bank is offering a 3.50% APY 5-year CD. Minimum deposit is $500. This rate is listed in the bank's interest rates chart as of 4/16/2010.
It appears that a branch visit is required to open an account. Branches are located in the Northern Virginia cities of Fairfax, Herndon and McLean.
The bank's ratings for safety and soundness are above average, but a little mixed: 5 stars (superior) at BauerFinancial (based on 12/31/09 data) and 3 stars (performing) at Bankrate.com (based on 9/39/09 data). The bank has been a FDIC member since 2004 (FDIC Certificate # 57742).