As of April 2015, travelers without a KTN/PASS ID/DoD ID number, including those who previously opted in through a frequent flyer program, will notice a reduction in the number of times they are chosen by the TSA for TSA Pre â .articipants in CBP's Global Entry, NEXUS or SENTRI program should visit the Global Online Enrollment System (GOES) website to obtain their PASSID, which is their KTN, or check the back of their card on the upper left side. An example PASS ID is shown below.
Actually there are 4 mints. Circulation coins are made in Denver (D mint mark) or Philadelphia (P or no mint mark, depending on the coin's date and denomination) Proof coins are made in San Francisco - S. Commemoratives are made in West Point - W.
In 2009 it was extended to the unincorporated territories of the United States like Puerto Rico, Guam,American Samoa, U.S. Virgin Islands, District of Columbia, and the Northern Mariana Islands. All together 56 different coins were minted, and issued from different mints. The front of this coin was a redesign of the original Washington Quarter and incorporated thinner / sharper lines. On the reverse top is the States name and the date in Which the country joined the Union.