If you experience difficulties Activating your Software Online, follow the steps below to activate your Software product by Telephone.
Step 1
Start Office program to open the activation wizard.
Step 2
Select: 'I want to activate the software by telephone.
Step 3
Select your county/region from the dropdown (ie. United States) and call the number provided.
Note: If you see a notice that telephone activation is no longer supported for your product, it can still be accomplished by calling the following:
Office 2010: (888) 652-2342
Office 2007: (866) 432-3012
Step 4
In the phone call, You will be prompted to
Enter the Installation ID code
provided by/in the installation wizard (note: Step 2 in the wizard).
Step 5
You will be given/provided sets of numbers.
Enter number sets into the text boxes.
Step 6
After you have entered the number sets (provided by telephone activation) into the (text) boxes,
Hit 'Next' and then 'Finish'.
[Congratulations, you've successfully activated your product by telephone !]
(here is a link that may provide further solutions...
https://community.spiceworks.com/how_to/70078-phone-activate-a-microsoft-product-by-using-microsoft-product-activation-center )