| 351 | OneSchool Global NSW Sydney | Oatlands | Mathematics Extension 1 | 1 |
| 352 | Orange Anglican Grammar School | Orange | Mathematics Extension 1 | 1 |
| 353 | Orange Christian School | Orange | Mathematics Extension 1 | 1 |
| 354 | Oxley High School | North Tamworth | Mathematics Extension 1 | 1 |
| 355 | Richard Johnson Anglican College | Oakhurst | Mathematics Extension 1 | 1 |
| 356 | Riverside Girls High School | Gladesville | Mathematics Extension 1 | 1 |
| 357 | Rouse Hill Anglican College | Rouse Hill | Mathematics Extension 1 | 1 |
| 358 | Rouse Hill High School | Rouse Hill | Mathematics Extension 1 | 1 |
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| 359 | SCECGS Redlands | Cremorne | Mathematics Extension 1 | 1 |
| 360 | Self-Tuition Students | N/A | Mathematics Extension 1 | 1 |
| 361 | Shellharbour Anglican College | Dunmore | Mathematics Extension 1 | 1 |
| 362 | Singleton High School | Singleton | Mathematics Extension 1 | 1 |
| 363 | St Catherines Catholic College | Singleton | Mathematics Extension 1 | 1 |
| 364 | St Clares College | Waverley | Mathematics Extension 1 | 1 |
| 365 | St Clares High School | Taree | Mathematics Extension 1 | 1 |
| 366 | St Columbas Catholic College | Springwood | Mathematics Extension 1 | 1 |
| 367 | St Dominics College | Kingswood | Mathematics Extension 1 | 1 |
| 368 | St Euphemia College | Bankstown | Mathematics Extension 1 | 1 |
| 369 | St John Paul II Catholic College Nirimba | Quakers Hill | Mathematics Extension 1 | 1 |
| 370 | St Marouns College | Dulwich Hill | Mathematics Extension 1 | 1 |
| 371 | St Mary Star of the Sea College | Wollongong | Mathematics Extension 1 | 1 |
| 372 | St Marys Cathedral College | Sydney | Mathematics Extension 1 | 1 |
| 373 | St Marys Catholic College Gateshead | Gateshead | Mathematics Extension 1 | 1 |
| 374 | St Narsai Assyrian Christian College | Horsley Park | Mathematics Extension 1 | 1 |
| 375 | St Patricks College Sutherland | Sutherland | Mathematics Extension 1 | 1 |
| 376 | St Pauls Catholic College Booragul | Booragul | Mathematics Extension 1 | 1 |
| 377 | St Stanislaus College | Bathurst | Mathematics Extension 1 | 1 |
| 378 | Sydney Distance Education High School | Woolloomooloo | Mathematics Extension 1 | 1 |
| 379 | Tara Anglican School for Girls | North Parramatta | Mathematics Extension 1 | 1 |
| 380 | Tenterfield High School | Tenterfield | Mathematics Extension 1 | 1 |
| 381 | The Riverina Anglican College | Wagga Wagga | Mathematics Extension 1 | 1 |
| 382 | The Rivers Secondary College Kadina High Campus | Goonellabah | Mathematics Extension 1 | 1 |
| 383 | Trinity Catholic College Goulburn | Goulburn | Mathematics Extension 1 | 1 |
| 384 | Tumut High School | Tumut | Mathematics Extension 1 | 1 |
| 385 | Tyndale Christian School | Blacktown | Mathematics Extension 1 | 1 |
| 386 | Unity Grammar College | Austral | Mathematics Extension 1 | 1 |
| 387 | Wagga Wagga Christian College | Wagga Wagga | Mathematics Extension 1 | 1 |
| 388 | Wahroonga Adventist School | Wahroonga | Mathematics Extension 1 | 1 |
| 389 | William Carey Christian School | Prestons | Mathematics Extension 1 | 1 |
| 390 | Winmalee High School | Winmalee | Mathematics Extension 1 | 1 |
| 391 | Wollemi College | Werrington | Mathematics Extension 1 | 1 |
| 392 | Woolooware High School | Woolooware | Mathematics Extension 1 | 1 |
| 393 | Wycliffe Christian School | Warrimoo | Mathematics Extension 1 | 1 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 6 Sep 2023