
From what I can gather using the dots as the League ovals (and some guesswork), these are the suburbs that are in each zone.
I'll start with the easiest zone to figure out:
Port- (assuming the following:
-southern boundary is bordered by Bower Road, Old Port road, Addison road, Cheltenham Parade, Grand Junction Road
-eastern boundary is bordered by Briens/Bridge road
-northern boundary is bordered by Smith Rd/Park Tce/Waterloo Corner road/Bagster road/RAAF base/Heaslip road/Mill road/Symes Rd
North Haven
Osborne
Taperoo
Largs North
Largs Bay
Peterhead
Birkenhead
Semaphore
Semaphore South
Exeter
Glanville
New Port
Port Adelaide
Queenstown
Alberton
Rosewater (part)
Cheltenham
Ottoway
Gillman
Wingfield
Dry Creek
Gepps Cross
Pooraka
Cavan
Parafield
Para Hills West
Mawson Lakes
Greenfields
Globe Derby Park
Parafield Gardens
Salisbury East (part)
Brahma Lodge
Salisbury South
Salisbury (part)
Salisbury Downs
Paralowie
Bolivar
Salisbury North (part)
Direk
Burton
Waterloo Corner
St.Kilda