CTA Surface System History presented by the Illinois Railway Museum

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Route Number 311

  • 311 - Oak Park Ave - 04/13/1977
  • 311 - Oak Park Avenue - 11/1980
  • 311 - Oak Park Avenue - 11/16/1981

  • 311 - Oak Park Avenue - 05/16/1982
  • 311 - Oak Park Avenue - 02/27/1983
  • 311 - Oak Park Avenue - 09/06/1987

  • 311 - Oak Park Avenue - 09/12/1993
  • 311 - Oak Park Avenue - 09/01/1996
  • 311 - Oak Park Avenue - 08/23/1998

  • 311 - Oak Park Avenue - 04/25/1999
  • 311 - Oak Park Avenue - 03/27/2000
  • 311 - Oak Park Avenue - 12/08/2019

  • 311 - Oak Park Avenue - 08/08/2021
  • 311 - Oak Park Avenue - 11/10/2022





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