Dobson Cellular ended in 2007.
US Cellular set the stage as the first and only carrier to be offered by Apple to sell the iPhone and turn it down.
Air Illinois ended in 1984.
Continental Illinois ended in 1994.
NO! It is not, it is an end product of cellular respiration.
Broadway Bank - Illinois - ended in 2010.
Illinois National Bank ended in 1985.
Illinois Terminal Railroad ended in 1982.
Illinois Staats-Zeitung ended in 1921.
Illinois Terminal Company ended in 1937.
Illinois River Railroad ended in 1864.
Illinois Speed Press ended in 1970.