timezone-world-timezones

timezone-world-timezones is a variable defined in `timezone.el'.
Its value is shown below.

Documentation:
Time differentials of timezone from GMT in +-HHMM form.
This list is obsolescent, and is present only for backwards compatibility,
because time zone names are ambiguous in practice.
Use `current-time-zone' instead.

Value:

(("PST" . -800)
 ("PDT" . -700)
 ("MST" . -700)
 ("MDT" . -600)
 ("CST" . -600)
 ("CDT" . -500)
 ("EST" . -500)
 ("EDT" . -400)
 ("AST" . -400)
 ("NST" . -330)
 ("UT" . 0)
 ("GMT" . 0)
 ("BST" . 100)
 ("MET" . 100)
 ("EET" . 200)
 ("JST" . 900)
 ("GMT+1" . 100)
 ("GMT+2" . 200)
 ("GMT+3" . 300)
 ("GMT+4" . 400)
 ("GMT+5" . 500)
 ("GMT+6" . 600)
 ("GMT+7" . 700)
 ("GMT+8" . 800)
 ("GMT+9" . 900)
 ("GMT+10" . 1000)
 ("GMT+11" . 1100)
 ("GMT+12" . 1200)
 ("GMT+13" . 1300)
 ("GMT-1" . -100)
 ("GMT-2" . -200)
 ("GMT-3" . -300)
 ("GMT-4" . -400)
 ("GMT-5" . -500)
 ("GMT-6" . -600)
 ("GMT-7" . -700)
 ("GMT-8" . -800)
 ("GMT-9" . -900)
 ("GMT-10" . -1000)
 ("GMT-11" . -1100)
 ("GMT-12" . -1200))