| Saturday, 12/04/1980 | Whyalla City - Don Largs United | 2:0 | ||||||
| Saturday, 19/04/1980 | Modbury Jets - Whyalla City | 1:2 | ||||||
| Saturday, 26/04/1980 | Whyalla City - Noarlunga United | 6:1 | ||||||
| Saturday, 03/05/1980 | Salisbury United - Whyalla City | 0:0 | ||||||
| Saturday, 10/05/1980 | Whyalla City - Lion-Grange | 5:1 | ||||||
| Saturday, 17/05/1980 | Whyalla City - West Adelaide Hellas | 3:2 | ||||||
| Saturday, 24/05/1980 | Whyalla City - West Fields Apac | 0:1 | ||||||
| Saturday, 31/05/1980 | WT Birkalla - Whyalla City | 3:1 | ||||||
| Saturday, 07/06/1980 | Windsor Athletic - Whyalla City | 3:2 | ||||||
| Saturday, 14/06/1980 | Whyalla City - Adelaide City | 0:1 | ||||||
| Saturday, 21/06/1980 | Brighton City - Whyalla City | 3:5 | ||||||
| Saturday, 28/06/1980 | Don Largs United - Whyalla City | 1:2 | ||||||
| Saturday, 05/07/1980 | Whyalla City - Modbury Jets | 3:1 | ||||||
| Saturday, 19/07/1980 | Noarlunga United - Whyalla City | 3:0 | ||||||
| Saturday, 26/07/1980 | Whyalla City - Salisbury United | 4:1 | ||||||
| Saturday, 02/08/1980 | Lion-Grange - Whyalla City | 1:7 | ||||||
| Saturday, 09/08/1980 | West Adelaide Hellas - Whyalla City | 1:5 | ||||||
| Saturday, 16/08/1980 | West Fields Apac - Whyalla City | 3:2 | ||||||
| Whyalla City - WT Birkalla | 3:0 | |||||||
| Whyalla City - Windsor Athletic | 2:1 | |||||||
| Adelaide City - Whyalla City | 0:3 | |||||||
| Whyalla City - Brighton City | 8:1 |