Autodesk customer support can no longer manually generate activation codes or authorization codes for Land Desktop 2009.
If you possess a legally purchased, historical license for AutoCAD Civil 3D Land Desktop Companion 2009, you can attempt the following steps to restore your software access: autocad civil 3d land desktop companion 2009 activation code
For more information on AutoCAD Civil 3D Land Desktop Companion 2009 and activation codes, users can visit the following resources: Autodesk customer support can no longer manually generate
Modern versions of Civil 3D can import older Land Desktop data. autocad civil 3d land desktop companion 2009 activation code