Genesys Administrator Extension includes the following international time zones:
| Abbreviation | Time Zone |
| ACT | Australia Central Time |
| AET | Australia Eastern Time |
| AGT | Argentina Standard Time |
| AtlST | Atlantic Standard Time |
| ART | (Arabic) Egypt Standard Time |
| AST | Alaska Standard Time |
| BET | Brazil Eastern Time |
| BST | Bangladesh Standard Time |
| CAT | Central Africa Time |
| CNT | Canada Newfoundland Time |
| CST | Central Standard Time |
| CTT | China Taiwan Time |
| EAT | Eastern Africa Time |
| ECT | European Central Time |
| EET | Eastern European Time |
| EST | Eastern Standard Time |
| GMT | Greenwich Mean Time |
| HST | Hawaii Standard Time |
| IET | Indiana Eastern Standard | IST | India Standard Time |
| JST | Japan Standard Time |
| KST | Korea Standard Time |
| MET | Middle East Time |
| MIT | Midway Islands Time |
| MST | Mountain Standard Time |
| NET | Near East Time |
| NST | New Zealand Standard Time |
| PLT | Pakistan Lahore Time |
| PNT | Phoenix Standard Time |
| PRT | Puerto Rico and US Virgin Islands Time |
| PST | Pacific Standard Time |
| SST | Solomon Standard Time |
| VST | Vietnam Standard Time |