: If you already own a legitimate product key but cannot activate it online, you may still be able to use the telephone activation method.
Automated phone activation systems have been reported as still functional for legacy Office 2003 products as of 2021. Office Frontpage 2003 Product Key
To start this, open the Activation Wizard, select "Activate by Telephone," and choose your country to see a toll-free number. : If you already own a legitimate product
Microsoft Office FrontPage 2003 reached its official end of life on April 8, 2014, and is no longer supported or sold by Microsoft. Because it is a legacy product, obtaining a new, official product key is not possible through modern retail channels. Current Support and Activation Status open the Activation Wizard