Unit 210 includes the Texas counties of Dallam, Sherman, Hansford, Ochiltree, Lipscomb, Hartley, Moore, Gray, Wheeler, Deaf Smith, Randall, Armstrong, Donley and Collingsworth.  Theses counties are located in the Texas Panhandle. Cities in Unit 210 include Amarillo, Borger, Pampa, Dumas and Canyon, Texas.

O’Brien Bridge Center, built in 1986 is the headquarters for Unit 210.  It is located at 2409 W. 42nd Ave in Amarillo, TX.  Club games are held weekly at O’Brien Bridge Center for all levels of players.  Borger, Pampa, Dumas and Canyon all hold club games locally.  Sectional tournaments are held in Amarillo several times a year and a Regional is hosted every other year.