| 331 | OConnor Catholic College | Armidale | Mathematics Extension 1 | 1 |
| 332 | Orange High School | Orange | Mathematics Extension 1 | 1 |
| 333 | Orara High School | Coffs Harbour | Mathematics Extension 1 | 1 |
| 334 | Our Lady of the Sacred Heart College | Kensington | Mathematics Extension 1 | 1 |
| 335 | Oxley High School | North Tamworth | Mathematics Extension 1 | 1 |
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| 336 | Penrith Christian School | Orchard Hills | Mathematics Extension 1 | 1 |
| 337 | Port Macquarie High School | Port Macquarie | Mathematics Extension 1 | 1 |
| 338 | Prairiewood High School | Prairiewood | Mathematics Extension 1 | 1 |
| 339 | Punchbowl Boys High School | Punchbowl | Mathematics Extension 1 | 1 |
| 340 | Queanbeyan High School | Queanbeyan | Mathematics Extension 1 | 1 |
| 341 | Rosebank College | Five Dock | Mathematics Extension 1 | 1 |
| 342 | Scone Grammar School | Scone | Mathematics Extension 1 | 1 |
| 343 | Scone High School | Scone | Mathematics Extension 1 | 1 |
| 344 | Self-Tuition Students | N/A | Mathematics Extension 1 | 1 |
| 345 | Shoalhaven High School | Nowra | Mathematics Extension 1 | 1 |
| 346 | South Grafton High School | South Grafton | Mathematics Extension 1 | 1 |
| 347 | Springwood High School | Springwood | Mathematics Extension 1 | 1 |
| 348 | St Andrews College Senior Campus | Marayong | Mathematics Extension 1 | 1 |
| 349 | St Charbels College | Punchbowl | Mathematics Extension 1 | 1 |
| 350 | St Clares College | Waverley | Mathematics Extension 1 | 1 |
| 351 | St Columba Anglican School | Port Macquarie | Mathematics Extension 1 | 1 |
| 352 | St John Bosco College | Engadine | Mathematics Extension 1 | 1 |
| 353 | St Marys College | Gunnedah | Mathematics Extension 1 | 1 |
| 354 | St Pauls College | ? | Mathematics Extension 1 | 1 |
| 355 | St Pauls High School | Booragul | Mathematics Extension 1 | 1 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 27 Jan 2021