| Zone ID |
Zone Name |
Uses Daylight Savings Time |
| GMT | Greenwich Mean Time | No |
| UTC | GMT+00:00 | No |
| ECT | European Central Time GMT+01:00 | Yes |
| EET | Eastern Europe Time GMT+02:00 | Yes |
| ART | (Arabic) Egypt Standard Time GMT+02:00 | Yes |
| EAT | Eastern African Time GMT+03:00 | No |
| MET | Middle East Time GMT+03:30 | Yes |
| NET | Near East Time GMT+04:00 | No |
| PLT | Pakistan Lahore Time GMT+05:00 | No |
| IST | India Standard Time GMT+05:30 | No |
| BST | Bangladesh Standard Time GMT+06:00 | No |
| VST | Vietnam Standard Time GMT+07:00 | No |
| CTT | China Standard Time GMT+08:00 | No |
| JST | Japan Standard Time GMT+09:00 | No |
| ACT | Australia Central Time GMT+09:30 | No |
| AET | Australian Eastern Time GMT+10:00 | Yes |
| SST | Solomon Standard Time GMT+11:00 | No |
| NST | New Zealand Standard Time GMT+12:00 | No |
| MIT | Midway Islands Time GMT-11:00 | No |
| HST | Hawaii Standard Time GMT-10:00 | No |
| AST | Alaska Standard Time GMT-9:00 | Yes |
| PST | Pacific Standard Time GMT-8:00 | Yes |
| PNT | Phoenix Standard Time GMT-7:00 | No |
| MST | Mountain Standard Time GMT-7:00 | Yes |
| CST | Central Standard Time GMT-6:00 | Yes |
| EST | Eastern Standard Time GMT-5:00 | Yes |
| IET | Indiana Eastern Standard Time GMT-5:00 | No |
| PRT | Puerto Rico and U.S. Virgin Islands Time GMT-04:00 | No |
| CNT | Canadian Newfoundland Standard Time GMT-03:30 | Yes |
| AGT | Argentina Standard Time GMT-03:00 | No |
| BET | Brazil Eastern Time GMT-02:00 | Yes |
| CAT | Central African Time GMT-01:00 | No |