The Nationals have not made it to the playoffs in their current city.
The Houston Texans 2012 answer: all NFL teams made it to the playoffs.
Every NHL team has made the playoffs at least once. Atlanta and Columbus have only made it once.
all teams made the playoffs once
Arizona Cardinals Chicago Cubs
All teams in the NHL have made the playoffs. However, the Atlanta Thrashers and the Columbus Blue Jackets have only accomplished this once in their short time in the league.
In MLB, no. With the Tampa Bay Rays making the playoffs in the 2008 season, all 30 MLB teams have made the playoffs at least once.
the only current nfl team to never go to the playoffs is the Houston Texans ... CORRECT THAT.. all nfl teams has been in the playoffs
the bobcats went to the playoffs in 2010 and lost to the Orlando magic in the frist round 4-0
Through the 2008 season, all 30 MLB teams have made the playoffs at least once. However the Nationals have not made it since their move to washington, they did make it back when they were the Expos though!