Most seasons with 1 NBA team

Dirk Nowitzki played 21 seasons with the Dallas Mavericks.
Only 10 players have played 16 or more seasons for a single franchise, with Dirk Nowitzki’s 21 in Dallas leading the way.
Check out the list of the most seasons played with one NBA team:
Dirk Nowitzki:
21 seasons with the Dallas Mavericks (1998-2019)
Kobe Bryant:
20 seasons with the Los Angeles Lakers (1996-2016)
Udonis Haslem:
20 seasons with the Miami Heat (2003-23)
Tim Duncan: 
John Stockton:
19 seasons with the Utah Jazz (1984-2003) 
Reggie Miller:
18 seasons with the Indiana Pacers (1987-2005)
Manu Ginobili:
16 seasons with the San Antonio Spurs (2002-2018)
John Havlicek
Dolph Schayes:
Syracuse Nationals/Philadelphia 76ers (1949-64)
Hal Greer:
Syracuse Nationals/Philadelphia 76ers (1958-73)
Stephen Curry:
Golden State Warriors (2009-present)
Nick Collison:
Seattle SuperSonics/Oklahoma City Thunder (2004-18)
Elgin Baylor:
Minneapolis/Los Angeles Lakers (1958-71)
Jerry West:
Los Angeles Lakers (1960-74)
Sam Jones
Carl Braun:
New York Knicks (1947-50, 1952-61)
Dominique Wilkins