American League West

Lineup for 1969

 * California Angels
 * Chicago White Sox
 * Kansas City Royals
 * Minnesota Twins
 * Oakland Athletics
 * Seattle Pilots

Changes from 1968

 * Creation of division due to 1969 expansion

Lineup for 1970-1971

 * California Angels
 * Chicago White Sox
 * Kansas City Royals
 * Milwaukee Brewers
 * Minnesota Twins
 * Oakland Athletics

Changes from 1969

 * The Seattle Pilots became the Milwaukee Brewers

Lineup for 1972-1976

 * California Angels
 * Chicago White Sox
 * Kansas City Royals
 * Minnesota Twins
 * Oakland Athletics
 * Texas Rangers

Changes from 1971

 * The Washington Senators became the Texas Rangers and moved in from the AL East
 * The Milwaukee Brewers moved into the AL East

Lineup for 1977-1993

 * California Angels
 * Chicago White Sox
 * Kansas City Royals
 * Minnesota Twins
 * Oakland Athletics
 * Seattle Mariners
 * Texas Rangers

Changes from 1976

 * The Seattle Mariners were added in the 1977 expansion

Lineup for 1994-1996

 * California Angels
 * Oakland Athletics
 * Seattle Mariners
 * Texas Rangers

Changes from 1993

 * The Chicago White Sox, Kansas City Royals, and Minnesota Twins moved into the newly created AL Central division due to the 1994 MLB realignment

Lineup for 1997-2004

 * Anaheim Angels
 * Oakland Athletics
 * Seattle Mariners
 * Texas Rangers

Changes from 1996

 * The California Angels became the Anaheim Angels

Current Lineup

 * Los Angeles Angels of Anaheim
 * Oakland Athletics
 * Seattle Mariners
 * Texas Rangers

Changes from 2004

 * The Anaheim Angels became the Los Angeles Angels of Anaheim