The US has a bunch: https://www.timeanddate.com/time/zone/usa
…and not all states follow DST 🙂
(eg Arizona flips timezones 2x/year from Mountain Standard to Pacific Daylight and back)
August 30, 2020 at 02:15PM
via reddit https://www.reddit.com/r/explainlikeimfive/comments/ijgmvi/eli5_is_there_a_specific_use_for_stating_pdt_pst/g3dp8hh?utm_source=ifttt