Cayman Islands Standard Time (CIST) was 5 hours behind Coordinated Universal Time (UTC). This time zone was in use during standard time in: Caribbean.
See full time zone mapWhere and When is CIST Observed?
This time zone is no longer in use, but some locations may observe the same UTC offset (local time) under a different name.
Other Time Zones in UTC -5
Some time zones exist that have the same offset as CIST, but can be found under a different name: