No, you can't move your subscription to another Skype account. The Skype subscription is associated with the account that you purchased Office 365.

Just sign in to your Skype account. In the subscriptions section, under Skype minutes for Office, you’ll see how many minutes you've used and have remaining.

The Skype minutes subscription is available only with Office 365 Home and Office 365 Personal accounts. It is not included in the Office 365 Education or business accounts.

For customers in Japan, the following subscriptions are also available:

• Office Premium Plus Office 365 Service
• Office Mobile Plus Office 365 Service
• Office 365 Solo

Yes. Skype lets you benefit from all your subscriptions and uses them in the following order:

• By plan type – unlimited subscriptions are used first, and limited ones are used afterwards.
• By expiry date – subscription minutes with the nearest expiry date are used first.

With Skype minutes, you can make calls to over 60 countries.

The subscription does not cover calls to non-geographic numbers or special numbers, and you can't make emergency calls with Skype.

You can use Skype minutes to make calls from any country in the world except the following: Algeria, Bahrain, China, Egypt, India, Korea, Kuwait, Lebanon, Libya, Morocco, Namibia, Pakistan, Qatar, Taiwan, Tunisia and United Arab Emirates.

Unused minutes expire at the end of each month, so make sure you use them up.