Blue Line (CTA)

Uncommon card · No. 179001

The Blue Line is a 26.93-mile-long (43.34 km) Chicago "L" line which runs from O'Hare International Airport at the far northwest end of the city, through downtown via the Milwaukee–Dearborn subway and across the West Side to its southwest end in Forest Park, with a total of 33 stations (11 on the Forest Park branch, 9 in the Milwaukee–Dearborn subway and 13 on the O'Hare branch). It is the longest line on the Chicago "L" system and second busiest, and one of the longest local subway/elevated lines in the world. It is operated by the Chicago Transit Authority and had an average of 72,475 passengers boarding each weekday in 2023. Before the adoption of color-coded names in 1993, the Blue Line was referred to as the West-Northwest Route, or more commonly, the O'Hare-Congress-Douglas route for its three branches. The Congress and Douglas branches were renamed for their terminals, Forest Park and 54th/Cermak. Blue Line service on the Douglas branch was replaced in April 2008 by the Pink Line...

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