| Abbotsleigh | NSW | (02) 9473-7777 |
| ACT Heritage Library | ACT | (02) 6207-5163 |
| Adelaide Catholic Archives | SA | (08) 8210-8108 |
| Adelaide City Council Archives | SA | (08) 8203-7439 |
| Adolph Basser Library | ACT | (02) 6247-9024 |
| Adventist Heritage Centre | NSW | (02) 4980-2313 |
| Albany Historical Society Archives | WA | (08) 9841-9327 |
| Albury City Library | NSW | (02) 6023-8199 |
| Alfred Hospital Archives | VIC | (03) 9276-2022 |
| Alice Springs Collection | NT | (08) 8950-0555 |
| All Saints' College | WA | (08) 9332-5344 |
| Allport Library and Museum of Fine Arts | TAS | (03) 6233-7484 |
| Ambleside Park Homestead Museum and Resource Centre | VIC | (03) 9758 6722 |
| Anglican Church Diocese of Grafton | NSW | (02) 6621-4684 |
| Anglican Church Diocese of Sydney | NSW | (02) 9265-1620 |
| Anglican Diocese of Adelaide, Archives & Records Centre | SA | (08) 8239 1249 |
| Anglican Diocese of Melbourne | VIC | (03) 9653-4220 |
| Anglican Diocese of Perth, Archives | WA | (08) 9425 7243 |
| Anglicare SA | SA | (08) 8239-1249 |
| Annesley College | SA | (08) 8422-2288 |