Time zones
The following table lists the supported time zones.
| Time Zone | Abbreviation | Hours before Greenwich Mean Time | Hours ahead of Greenwich Mean Time |
|---|---|---|---|
| Greenwich Mean Time (Zulu) | GMT | 0 | 0 |
| West African Time | WAT | -1 | +23 |
| Azores Time | AT | -2 | +22 |
| No name; Brasilia Time | ### | -3 | +21 |
| Atlantic Standard Time | AST | -4 | +20 |
| Eastern Standard Time | EST | -5 | +19 |
| Central Standard Time | CST | -6 | +18 |
| Mountain Pacific Time | MST | -7 | +17 |
| Pacific Standard Time | PST | -8 | +16 |
| Yukon Standard Time | YST | -9 | +15 |
| Hawaii Standard Time | HST | -10 | +14 |
| Nome Time | NT | -11 | +13 |
| New Zealand Time | NZT | -12 | +12 |
| No name; no location | ### | -13 | +11 |
| Guam Standard Time | GST | -14 | +10 |
| Japan Standard Time | JST | -15 | +9 |
| China Coast Time | CCT | -16 | +8 |
| West Australia Time | WAT | -17 | +7 |
| Zulu + 6 (Russia zone 6) | ZP6 | -18 | +6 |
| Zulu + 5 (Russia zone 5) | ZP5 | -19 | +5 |
| Zulu + 4 (Russia zone 4) | ZP4 | -20 | +4 |
| Baghdad Time | BT | -21 | +3 |
| Eastern European Time | EET | -22 | +2 |
| Central European Time | CET | -23 | +1 |