Get the Timezone list ASP.net
  using  System ;  using  System . Collections . ObjectModel ;    public  class  Example  {      public  static  void  Main ()      {          ReadOnlyCollection < TimeZoneInfo >  timeZones =  TimeZoneInfo . GetSystemTimeZones ();            foreach  ( TimeZoneInfo  timeZoneInfo in  timeZones )          {              Console . WriteLine ( "{0}" ,  timeZoneInfo . DisplayName );          }                    Console . ReadLine ();            }  }   Output:   (UTC) Casablanca (UTC) Coordinated Universal Time (UTC) Dublin, Edinburgh, Lisbon, London (UTC) Monrovia, Reykjavik (UTC+01:00) Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna (UTC+01:00) Belgrade, Bratislava, Budapest, Ljubljana, Prague (UTC+01:00) Brussels, Copenhagen, Madrid, Paris (UTC+01:00) Sarajevo, Skopje, Warsaw, Zagreb (UTC+01:00) West Central Africa (UTC+02:00) Amman (UTC+02:00) Athens, Bucharest, Istanbul (UTC+02:00) Beirut (UTC+02:00) Cairo (UTC+02:00) Harare, Pretoria (UTC+02:00) Helsinki, Kyiv, Riga, ...