U.S. Mint spokesman Michael White reported no change in price from 2005 for the set; the 2006 set will cost $23.95 each.
Included are silver proof versions of the state quarters for Nevada, Nebraska, Colorado, North Dakota and South Dakota.
To order, visit the Mint?s secure Web site, www.usmint.gov or call (800) USA-MINT (872-6468) from 8 a.m. to midnight EST. A shipping and handling fee of $4.95 per order will be added to all domestic orders.
The product is also available though the Mint?s Subscription Program. For information about the program, visit www.usmint.gov.