En la taula que segueix es poden veure les Zones Horàries existents i les diferències pel que fa a GMT de diverses ciutats de tot el món.
Ciutat Zones Horàries Acrònim Diferència
Wellington GMT + 12 h
New-Caledonia GMT + 11 h
Melbourne Eastern Standard Time EST GMT + 10 h
Sydney Eastern Standard Time EST GMT + 10 h
Vladivostok Eastern Standard Time EST GMT + 10 h
Darwin Central Standard Time CST GMT + 9.5 h
Seúl GMT + 9 h
Tokyo GMT + 9 h
Hongkong Western Standard Time WST GMT + 8 h
Beijing Western Standard Time WST GMT + 8 h
Perth Western Standard Time WST GMT + 8 h
Singapore Western Standard Time WST GMT + 8 h
Bangkok GMT + 7 h
Jakarta GMT + 7 h
Novosibirsk GMT + 7 h
Almaty GMT + 6 h
Calcuta GMT + 5.5 h
Nueva Delhi GMT + 5.5 h
Ashgabad GMT + 5 h
Karachi GMT + 5 h
Mauritius GMT + 4 h
Bagdad Moscow Time MSK GMT + 3 h
Moscú Moscow Time MSK GMT + 3 h
Nairobi Moscow Time MSK GMT + 3 h
Ankara Eastern Europe Time EET GMT + 2 h
Helsinki Eastern Europe Time EET GMT + 2 h
Estambul Eastern Europe Time EET GMT + 2 h
Johannesburg Eastern Europe Time EET GMT + 2 h
Cairo Eastern Europe Time EET GMT + 2 h
Kiev Eastern Europe Time EET GMT + 2 h
Windhoek Eastern Europe Time EET GMT + 2 h
Berlín Central European Time CET GMT + 1 h
Madrid Central European Time CET GMT + 1 h
París Central European Time CET GMT + 1 h
Roma Central European Time CET GMT + 1 h
Estocolmo Central European Time CET GMT + 1 h
Trípoli Central European Time CET GMT + 1 h
Túnez Central European Time CET GMT + 1 h
Dakar Greenwich Mean Time GMT GMT
Lisboa Greenwich Mean Time GMT GMT
Londres Greenwich Mean Time GMT GMT
Reykjavik Greenwich Mean Time GMT GMT
Azores GMT - 1 h
Cap Verde GMT - 1 h
Buenos Aires GMT - 3 h
Río de Janeiro GMT - 3 h
Caracas Atlantic Standard Time AST GMT - 4 h
La Paz Atlantic Standard Time AST GMT - 4 h
Santiago de Chile Atlantic Standard Time AST GMT - 4 h
Montreal Eastern Standard Time EST GMT - 5 h
New York Eastern Standard Time EST GMT - 5 h
Washington Eastern Standard Time EST GMT - 5 h
Chicago Central Standard Time CST GMT - 6 h
México DF Central Standard Time CST GMT - 6 h
Denver Mountain Standard Time MST GMT - 7 h
Los Ángeles Pacific Standard Time PST GMT - 8 h
San Francisco Pacific Standard Time PST GMT - 8 h
Anchorage Alaska Standard Time AKST GMT - 9 h
Fairbanks Alaska Standard Time AKST GMT - 9 h
Honolulú Hawaiian Standard Time HST GMT - 10 h
Westsamoa GMT - 11 h