What Is CVV Number â Find CVV Number on your MasterCard and Visa card. CVV Number is Security Code For Visa, MasterCard, and Discover cards, the card code is the last 3 digit number located on the back of your card.
On this page, you will find the Jefferson County inmate search, inmate lists, inmate roster, arrest reports and/or booking information for the Jefferson County Jail in the city of Mt. Vernon, Jefferson County in the state of Illinois.
Mt. Vernon was founded in 1817 by Zadok Casey, who was elected to the State Senate in 1822 and was elected Lieutenant Governor in 1833. He served in the U.S. Congress between 1833 and 1843. The town was named for George Washington's plantation, Mount Vernon, which was named for Edward Vernon, a British naval hero.