The competition format and final schedule was finalized Wednesday for the 105th edition of the Lamar Hunt U.S. Open Cup, U.S. Soccer's National Championship. Reigning champions and four-time tournament winner Sporting Kansas City will enter the 2018 Lamar Hunt U.S. Open Cup in the Fourth Round, which will take place Wednesday, June 6.
The 2018 tournament field will include 94 teams from all levels of American soccer, featuring a single-tiered bracket and eight rounds of single-elimination play until a champion is crowned in September 2018.
A total of 52 Open Division clubs will enter the First Round on May 9, representing the Premier Development League, National Premier Soccer League, and teams advancing from three rounds of local qualifying played between September and November of 2017.