How to export email addresses based on specific domain in Outlook?

If you want to export the email addresses with a specific domain from all contacts in your Outlook, please read this tutorial which will help you to apply a VBA code for extracting all the email addresses in a specific domain to a text file as below screenshot shown.

Export email addresses based on specific domain in Outlook with VBA code

To extract all email addresses with a specific domain from all contacts, please do with the following steps:

1. Create a new text file and give a name to it, see screenshot:

2. Hold down the ALT + F11 keys to open the Microsoft Visual Basic for Applications window.

3. Then, click Insert > Module, and paste the following code in the Module Window.

VBA code: Export email addresses based on specific domain

Dim GDomain As String
Dim GFileSystem As Object
Dim GFilePath As String
Dim GFileObj As Object
Private Declare PtrSafe Function ShellExecute Lib "shell32.dll" Alias "ShellExecuteA" (ByVal hWnd As Long, _
  ByVal ipOperation As String, ByVal lpFile As String, _
  ByVal lpParameters As String, ByVal lpDirectory As String, _
  ByVal nShowCmd As Long) As Long

Sub ExportListOfEmailAddressesInSpecificDomain()
'Updateby ExtendOffice
Dim xStore As Store
Dim xFolder As Folder
On Error Resume Next
GDomain = InputBox("Enter domain(@***.com):", "Kutools for Outlook")
If Len(GDomain) <> 0 Then
  GFilePath = "C:\Users\skyyang\Desktop\Email Addresses with specific domain.txt" 'Specify the file path
  Set GFileSystem = CreateObject("Scripting.FileSystemObject")
  Set GFileObj = GFileSystem.CreateTextFile(GFilePath, True)
  For Each xStore In Application.Session.Stores
    For Each xFolder In xStore.GetRootFolder.Folders
      If xFolder.DefaultItemType = olContactItem Then
        Call ProcessFolders(xFolder)
      End If
    Next
  Next
  GFileObj.Close
  ShellExecute 0&, vbNullString, GFilePath, vbNullString, vbNullString, 1
End If
End Sub

Sub ProcessFolders(ByVal Fld As Outlook.Folder)
Dim xContactItems As Items
Dim I As Long
Dim xContact As ContactItem
Dim xSubFolder As Folder
On Error Resume Next
Set xContactItems = Fld.Items
For I = xContactItems.Count To 1 Step -1
  If xContactItems(I).Class = olContact Then
    Set xContact = xContactItems(I)
    If InStr(xContact.Email1Address, GDomain) > 0 Then
      GFileObj.WriteLine (xContact.Email1Address & vbCrLf)
    ElseIf InStr(xContact.Email2Address, GDomain) > 0 Then
      GFileObj.WriteLine (xContact.Email2Address & vbCrLf)
    ElseIf InStr(xContact.Email3Address, GDomain) > 0 Then
      GFileObj.WriteLine (xContact.Email3Address & vbCrLf)
    End If
  End If
Next
If Fld.Folders.Count > 0 Then
  For Each xSubFolder In Fld.Folders
    If xSubFolder.DefaultItemType = olContactItem Then
      Call ProcessFolders(xSubFolder)
    End If
  Next
End If
End Sub

4. And then, press F5 key to run this code. A prompt box is popped out, please type the email domain that you want to export the email addresses based on, see screenshot:

5. Then, click OK button, and all the email addresses in the specific domain are extracted into the text file at once, see screenshot: