List of Time Zones

Midway Islands Time - SST (Samoa Standard Time)
Hawaii Standard Time - HST (Hawaii Standard Time)
Alaska Standard Time - AKST (Alaska Standard Time)
Pacific Standard Time - PST (Pacific Standard Time)
Mountain Standard Time - MST (Mountain Standard Time)
Central Standard Time - CST (Central Standard Time)
Eastern Standard Time - EST (Eastern Standard Time)
Puerto Rico and US Virgin Islands Time - AST (Atlantic Standard Time)
Canada Newfoundland Time - NST (Newfoundland Standard Time)
Argentina Standard Time - ART (Argentina Time)
Brazil Eastern Time - BRT (Brasília Time)
Central African Time - CAT (Central Africa Time)
Eastern European Time - EET (Eastern European Time)
(Arabic) Egypt Standard Time - EET (Eastern European Time)
Eastern African Time - EAT (Eastern African Time)
Middle East Time - AST (Arabia Standard Time)
Near East Time - MSK (Moscow Time)
Pakistan Lahore Time - PKT (Pakistan Standard Time)
India Standard Time - IST (Indian Standard Time)
Bangladesh Standard Time - BST (Bangladesh Standard Time) 
Vietnam Standard Time - ICT (Indochina Time)
China Taiwan Time - CST (China Standard Time)
Japan Standard Time - JST (Japan Standard Time)
Australia Central Time - ACST (Australian Central Standard Time)
Australia Eastern Time - AEST (Australian Eastern Standard Time)
Solomon Standard Time - SBT (Solomon Islands Time)
New Zealand Standard Time - NZST (New Zealand Standard Time)
Greenwich Mean Time - GMT (Greenwich Mean Time)
Universal Coordinated Time - UTC (Coordinated Universal Time)
European Central Time - CET (Central European Time)
Western European Time - WET (Western European Time)