Below is a list of U.S. Treasury auctions. Mailed orders must be postmarked no later than the day before the auction. For details, call TreasuryDirect toll-free at (800) 722-2678 or visit www.treasurydirect.gov. Minimum investment/

DateMaturityAdditional increments
May 1213and 26-week bills$1,000/$1,000
May 134-week bill$1,000/$1,000
May 1913and 26-week bills$1,000/$1,000
May 204-week bill$1,000/$1,000
May 2713and 26-week bills$1,000/$1,000
May 282-year note$1,000/$1,000
May 295-year note$1,000/$1,000