* UNITED STATES: Taking part as hosts. Best performance: Third (1930)
* MEXICO: Taking part as hosts. Best performance: Quarter-finals (1970, 1986)
* CANADA: Taking part as hosts. Best performance: Group stage (1986, 2022)
* JAPAN: Qualified on March 20. Best performance: Round of 16 (2002, 2010, 2018, 2022)
* NEW ZEALAND: Qualified on March 24. Best performance: Group stage (1982, 2010)
* IRAN: Qualified on March 25. Best performance: Group stage (1978, 1998, 2006, 2014, 2018, 2022)
* ARGENTINA: Qualified on March 25. Best performance: Winners (1978, 1986, 2022)
* UZBEKISTAN: Qualified on June 5. Best performance: Never previously qualified.
* SOUTH KOREA: Qualified on June 5. Best performance: Fourth place (2002)
* JORDAN: Qualified on June 5. Best performance: Never previously qualified.
* AUSTRALIA: Qualified on June 10. Best performance: Round of 16 (2006, 2022)
* BRAZIL: Qualified on June 10. Best performance: Winners (1958, 1962, 1970, 1994, 2002)
* ECUADOR: Qualified on June 10. Best performance: Round of 16 (2006)
* URUGUAY: Qualified on September 4. Best performance: Winners (1930, 1950)
* COLOMBIA: Qualified on September 4. Best performance: Quarter-finals (2014)
* PARAGUAY: Qualified on September 4. Best performance: Quarter-finals (2010)
* MOROCCO: Qualified on September 5. Best performance: Semi-finals (2022)
* TUNISIA: Qualified on September 8. Best performance: Group Stage (1978, 1998, 2002, 2006, 2018, 2022)
* EGYPT: Qualified on October 8. Best performance: Round of 16 (1934)
* ALGERIA: Qualified on October 9. Best performance: Round of 16 (2014)
* GHANA: Qualified on October 12. Best performance: Quarter-finals (2010)
* CAPE VERDE: Qualified on October 13. Best performance: Never previously qualified
* SOUTH AFRICA: Qualified on October 14. Best performance: Group stage (1998, 2002, 2010)
* QATAR: Qualified on October 14. Best performance: Group stage (2022)
* ENGLAND: Qualified on October 14. Best performance: Winners (1966)
* SAUDI ARABIA: Qualified on October 14. Best performance: Round of 16 (1994)
* IVORY COAST: Qualified on October 14. Best performance: Group stage (2006, 2010, 2014)
* SENEGAL: Qualified on October 14. Best performance: Quarter-finals (2002)
* FRANCE: Qualified on November 13. Best performance: Winners (1998, 2018)
* CROATIA: Qualified on November 14. Best performance: Runners-up (2018)
* PORTUGAL: Qualified on November 16. Best performance: Third place (1966)
* NORWAY: Qualified on November 16. Best performance: Round of 16 (1938, 1998)
15°C