The Braves have won their division every year for over a decade including one World Series. Thats a team that is perennially good.
If I'm not mistaken you live in Alabama, so thats legit.
Green Bay is known as TitleTown USA, if that doesn't spell it out, they are perennially a winning team. The Colts have been so close to going to the Super Bowl for the past year or two. They are widely regarded as the second best team in the AFC.
Just because theres not tonns of championships doesn't mean they aren't good teams. Its not like you are jumping on a new bandwagon each year, like the Marlins last year and the Jets this year or something, but obviously the teams that you have chosen to cheer for are perennially good teams, you can't deny that, but you can word things so that it looks like you can