You can try out the below macro which will look at ColumnA and delete all
entries which satisfy the criteria. If you are new to macros..
--Set the Security level to low/medium in (Tools|Macro|Security).
--From workbook launch VBE using short-key Alt+F11.
--From menu 'Insert' a module and paste the below code.
--Get back to Workbook.
--Run macro from Tools|Macro|Run <selected macro()>
Sub DeleteRows()
Dim lngRow As Long
For lngRow = Cells(Rows.Count, 1).End(xlUp).Row To 1 Step -1
If Range("A" & lngRow) Like "*0100*" Then Rows(lngRow).Delete
Next
End Sub
If this post helps click Yes