The Colts.
11
Different helmets
Chicago bears, seattle seahawks and i think the dolphins
Ddgu
Houston Texans has never made the NFL Playoffs.
Texans,Browns
As of the 2021 NFL season, the following teams have never made it to a Super Bowl: Cleveland Browns, Detroit Lions, Houston Texans, and Jacksonville Jaguars.
The Pittsburgh Steelers! They have changed facilities, but not hometowns.
Cleveland browns
Texans, Lions, Browns, and Jaguars.
Texans Browns Lions Jaguars
They were using their throwback uniforms, today. Almost all NFL teams do that sometime in the year.