The Leinster Senior Football League (Dublin and Eastern Province, Ireland) has been going strong since 1896.

Picture Credit: [3] Leinster Senior League (2019) Logo [Internet] Available from: https://lsl.ie/img/logo.png[Accessed 24 September 2019]
Leinster Senior Football League
LSFL
Leinster Senior Football League (Intermediate Provincial Adult) (Overviews):
LSFL Senior Division Sunday (LSFL Level 1) (Seasons):
LSFL Senior Division 1 Sunday (LSFL Level 2) (Seasons):
LSFL Senior Division 1A Sunday (LSFL Level 3) (Seasons):
LSFL Senior Division 1B Sunday (LSFL Level 4) (Seasons):