With rst
.MoveFirst 'Go to first record
Do Until .EOF
strResult=RIGHT(![mailingname],(LEN(![mailingname])-FIND(",",![mailingname],1)))
'Do something with strResult here...
.MoveNext
Loop
End With
With rst
.MoveFirst 'Go to first record
Do Until .EOF
.Edit
![MyField]=RIGHT(![mailingname],(LEN(![mailingname])-FIND(",",![mailingname],1)))
.Update
.MoveNext
Loop
End With