Northumberland County Table Tennis Association is is affiliated to Table Tennis England. As well as taking responsibility for County affairs NTT organises the Northumbria Table Tennis League. Season 2012-13 is the 65th year of the County Championships. Competitions between counties are arranged on a league basis. Entries are accepted from any County Association which is affiliated to Table Tennis England. Northumberland have entered teams in the Senior and Veterans categories.
Northumberland also enter teams in National Leagues (such as the cadet and junior league) and occasionally some cup competitions (such as the Carter Cup for Juniors).