Z commands enable you to make a clock window display the current time in any timezone. Domestic timezone are available for quick selection on the Z Commands
| Zone Number | Hours from International Date Line | Major Cities |
| Z01 | +1 | Honolulu, Anchorage |
| Z02 | +2 | Yakutat Bay, Alaska |
| Z03 | +3 | Los Angeles |
| Z04 | +4 | Denver |
| Z05 | +5 | Chicago |
| Z06 | +6 | New York |
| Z07 | +7 | Caracas |
| Z08 | +8 | Rio De Janeiro |
| Z09 | +9 | Eastern Brazil |
| Z10 | +10 | Reykjavik |
| Z11 | +11 | London |
| Z12 | +12 | Paris |
| Z13 | -11 | Spitzbergen |
| Z14 | -10 | Moscow |
| Z15 | -9.5 | Tehran |
| Z16 | -9 | Baghdad |
| Z17 | -8 | Dubai |
| Z18 | -7.5 | Bombay |
| Z19 | -7 | Calcutta |
| Z20 | -6 | Bangkok |
| Z21 | -5 | Hong Kong |
| Z22 | -4 | Tokyo |
| Z23 | -3.5 | Darwin, Australia |
| Z24 | -3 | Sydney |
| Z25 | -2 | New Caledonia |
| Z26 | -1 | Wellington, New Zealand |
| Z27 | 0 | Samoa |