Get all time zones in C#.Net

In this post we will discuss how to get all time zones in Asp.Net using C#.Net.

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Here we will bind all the system time zones to a dropdownlist.

Below is the full code:

Select TimeZone: <asp:DropDownList ID="ddlTimeZone" runat="server">

        </asp:DropDownList>

void BindAllTimeZones()

    {

        foreach (TimeZoneInfo timeZone in TimeZoneInfo.GetSystemTimeZones())

        {

            ddlTimeZone.Items.Add(timeZone.DisplayName);

        }

    }

The above code will bind all the timezones like below:

If you want to get the system timezone, then you can do like below:

TimeZoneInfo tlocal = TimeZoneInfo.Local;

ddlTimeZones.SelectedItem.Text = tlocal.ToString();