Metro Rail Openings October 3, 2022 1990 July 14: Metro Blue Line opens between downtown Los Angeles and Long Beach (later renamed “A Line”) 1990 September 1: Metro Blue Share:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)