To view and add NPAs:
From the Applications menu, select BackOffice Management > NPA NXX Management > NPA Table. This displays the NPA table.
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From the shortcut menu, you can add, edit, and delete NPAs.
To add/edit an NPA:
Right-click in the NPA window and select New/Edit. This displays the Add/Edit NPA window.

Enter the necessary information and click Save to save the changes.
To delete an NPA:
Right-click in the NPA window and select Delete. The following window is displayed.
Click Yes or No at the confirmation window.