Classic Hangouts will no longer be able to 'call phones' in March, credit refunds under way

You can use Google Hangouts internationally to connect with others abroad, but it may cost a fee

How to use Google Hangouts: Set up work video meetings, chat with family, etc.

Hangout craziness - Hanging out with up to 40 people

Google Just Did Something Radical With Its Hangouts Service

5 cool things you can do with Google Hangouts Chat