What type of games are pontoon and bridge?

You're mixing up two different things here:

* Pontoon is a card game, specifically a variation of blackjack. It is a card game and falls under the category of casino games.

* Bridge is a trick-taking card game, specifically a contract bridge. It is a card game that is typically played for competitive purposes.

So, to answer your question:

* Pontoon is a card game

* Bridge is a card game

However, they are different types of card games with different rules and objectives.