“NextGen” rail service Crossword Clue

If you’ve landed here for the “”NextGen” rail service” clue from the December 6 2025, Washington Post mini crossword, you are in the exact right place. Our team of experts has solved today’s entire puzzle and found the precise answer for this clue.

The 5-letter answer to this puzzle is ACELA. Acela is a high-speed train service operated by Amtrak in the northeastern United States.

The clue refers to 'NextGen,' which is a term associated with advanced technology or innovation. 'Acela' is Amtrak's high-speed train service in the United States, often seen as a modern or next-generation form of rail travel.

You can find all the solutions for today’s puzzle, as well as answers from previous days, on our main Washington Post Mini Crossword Answers Today (September 2026) page.

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