City that has the oldest underground system (6) Crossword Clue

Here is the answer for the crossword clue City that has the oldest underground system (6) . We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 6 letters. We think the likely answer to this clue is LONDON.

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Crossword Answer For City that has the oldest underground system (6):

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40 Potential Answers:

RankAnswerLengthSourceDate
98% LONDON City that has the oldest underground system (6) (6)
7% TUBE Underground railway system (4) The Telegraph Cross Atlantic Jun 16, 2025
6% CTA Windy City rail system: Abbr. (3)
6% RHIZOME Thick underground stem (7) The Times Concise Sep 22, 2025
6% ROOT Underground part of a plant (4) Commuter Sep 22, 2025
6% SIENA Tuscan city that's home to the oldest bank in the world (5) LA Times Daily Sep 21, 2025
6% TUBEMAP Underground legend? (7) The Atlantic Sep 14, 2025
6% SEWAGE Underground flow (6) Newsday Sep 13, 2025
6% DUNGEON Underground prison cell (7) The Times Concise Sep 12, 2025
6% SEPTICTANK Rural underground chamber (10) Newsday Sep 1, 2025
City that has the oldest underground system (6) Crossword Clue
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We found 40 solutions for City that has the oldest underground system (6). The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is LONDON.

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