Crystal Palace's home ground is Selhurst Park in South London, while West Ham plays at the London Stadium in Stratford.
West Ham has won the FA Cup three times, with their most recent victory coming in 1980. Crystal Palace's best FA Cup finish is reaching the final in 1990 and 2016.
Both teams have a strong rivalry with fellow London club, Tottenham Hotspur.
Crystal Palace's highest finish in the Premier League was 10th place in the 2014-2015 season, while West Ham achieved 5th place in the 1998-1999 season.
West Ham's all-time leading goal scorer is Geoff Hurst with 252 goals, while Crystal Palace's is Peter Simpson with 165 goals.