Premier Division featured 15 clubs which competed in the division last season, along with five new clubs: Also, Wootton Bassett Town changed name to Royal Wootton Bassett Town.
Three clubs have applied for promotion to Step 4: Flackwell Heath, Kidlington and Thatcham Town.
Division One East featured ten clubs which competed in the division last season, along with four new clubs: Also, Woodley Town changed name to Woodley United.
Division One West featured eleven clubs which competed in the division last season, along with three new clubs:
Division Two East featured 9 clubs which competed in the division last season, along with 2 new clubs: Division Two West featured 10 clubs which competed in the division last season, along with 3 new clubs: