What are the six different time zones in the USA?

Answer:

Eastern Standard Time zone {EST} = GMT-5

Central Standard Time zone {CST} = GMT -6

Mountain Standard Time zone {MST} = GMT -7

Pacific Standard Time zone {PST} = GMT -8

Alaska Standard Time zone {AST} = GMT -9

Hawaii Standard Time zone {HST}= GMT -10

First answer by Svmariane. Last edit by Svmariane. Contributor trust: 653 [recommend contributor recommended]. Question popularity: 2 [recommend question].