Victorian Football Association Sub-District Football Association / Sub-District Football Association (Vic)

Timeline :
1929 :
The Melbourne & Suburbs FA seemed to either change name wholesale into, or become absorbed by, the Sub-District FA.
A Section :
Participating clubs included :^[source]
 - Burnley,
 - Collingwood Jrs,
 - Merlynston,
 - Newport,
 - North Carlton,
 - Northcote Districts,
 - Pascovale,
 - Port Districts,
 - South Yarra,
 - Spotswood,
 - West Melbourne and
 - Preston.
B Section :
Participating clubs included :^[source]
 - Altona,
 - East Preston,
 - Montague Districts,
 - North Port,
 - North Williamstown,
 - Port United,
 - South Elsternwick,
 - Victoria Park,
 - Williamstown Districts and
 - Yarraville.
C Section :
Participating clubs included :^[source]
 - Armadale,
 - Heidelberg,
 - Hillman,
 - North Alphington,
 - Port Melbourne Amateurs,
 - Preston United,
 - South Melbourne Jrs,
 - South Montague,
 - Thornbury and
 - Tooronga Jrs.

1951 :
A Division :
Participating clubs included : ^{[source] [source] [source] [source]}
 - East Brunswick,
 - Merlynston,
 - Pascovale,
 - Reservoir,
 - Richmond District,
 - South Melbourne City,
 - West Coburg and
 - Windsor Stars.
Finals Series : ^{[source] [source]}
 - Preliminary Final - Merlynston 10.4.64 defeated West Coburg 5.18.48.
 - Grand Final - Merlynston 16.11.107 defeated Windsor Stars 13.14.92.
A2 Division :
Participating clubs included : ^{[source] [source] [source] [source]}
 - Balaclava (debut),
 - Brighton Reserves,
 - Fitzroy Community/Youth,
 - Holeproof,
 - Myers,
 - Southern Stars and
 - Wanderers Athletic.
Finals Series : ^{[source] [source]}
 - Preliminary Final - Fitzroy Community/Youth 6.15.51 defeated Balaclava 7.4.46.
 - Grand Final - Southern Stars 10.17.77 defeated Fitzroy Community/Youth 4.6.30.
B Division :
Participating clubs included : ^{[source] [source] [source] [source]}
 - Box Hill 3rds,
 - Camberwell 3rds,
 - Northcote 3rds,
 - Port Melbourne 3rds,
 - Port Melbourne United,
 - Prahran 3rds,
 - Richmond Citizens,
 - Sandringham 3rds,
 - Williamstown 3rds and
 - Yarraville 3rds.
Finals Series : ^{[source] [source]}
 - Preliminary Final - Camberwell 3rds 15.9.99 defeated Port Melbourne United 12.5.77.
 - Grand Final - Port Melbourne 3rds 10.14.74 defeated Camberwell 3rds 8.9.57.
? Division :
General - It does seem as though there was a C (or B2?) Division, although it is not shown in any data viewed so far. There is no guarantee that this not a junior-age competititon.
Participating clubs included : ^{[source] [source] [source] [source]}
 - Brighton 4ths,
 - City Newsboys,
 - Jolimont,
 - Port Melbourne 4ths and
 - Port Melbourne YMCA,
 - Prahran 4ths,
 - TAA Apprentices.