Mon
Tue
Wed
Thu
Fri
Sat
Sun
08
88
:
52
88
:
25
88
Time Difference Keystone - Kolkata
-11:30 hours
The time difference between Keystone Kolkata is -11:30 hours. The timezone in Keystone is GMT Keystone and GMT Kolkata in Kolkata
Distance between Keystone and Kolkata is 18415.45 km
Keystone - United States
Keystone
GTM -7
Kolkata - India
Mon
Tue
Wed
Thu
Fri
Sat
Sun
21
88
:
22
88
:
25
88
Kolkata
GTM +5
Keystone
Keystone has daylight saving time (DST), the Sunday, March 9, 2025 at 2:00 AM you will have to add 1 hour for the winter time and the Sunday, November 2, 2025 at 2:00 AM substract 1 hour.
Kolkata
Kolkata does not observe Daylight Saving Time (DST). It will be the same time during all the year: India Standard Time .
