I would like to take an existing text file (approx 4 megs in size) and manipulate it with VB or VBA (from inside Access in that case) and then ideally place it inside a table format, at the very ...

Launch Microsoft Excel and open the file in which you want to insert VBA code to control cut and paste operations. Click "File" on the Excel ribbon, then "Options" at the bottom of the menu.

Open the workbook that contains the code for your new application. Press [Alt] [F11]. Right-click the project name in the Project-VBA Project window. Select Import File.