| School | Address | City | Province | Postal Code |
| Abbotsford Christian Secondary School | 35011 Old Clayburn Road | Abbotsford | BC | V2S 7L7 |
| Academie Ste. Cecile International School | 925 Cousineau Road | Windsor | ON | N9G 1V8 |
| Alberni District Secondary School | 4000 Burde Street | Port Alberni | BC | V9Y 3L6 |
| Albert College | 160 Dundas St. West | Belleville | ON | K6V 5V8 |
| Aldergrove Community Secondary School | Box 160 26850 29th Avenue | Aldergrove | BC | V0X 1A0 |
| Alexander MacKenzie High School | 300 Major MacKenzie Drive | Richmond Hill | ON | L4C 3S3 |
| All Saints Catholic High School | 5115 Kanata Avenue | Ottawa | ON | K1C 7H6 |
| All Saints Catholic Secondary School | 3001 Country Lane | Whitby | ON | L1P 1M1 |
| Allan Composite School | Box 9 | Allan | SK | S0K 0C0 |
| Almonte District High School | 126 Martin Street North | Almonte | ON | K0A 1A0 |
| Alpha Secondary School | 4600 Parker Street | Burnaby | BC | V5C 3E2 |
| Annapolis West Education Centre | 100 Champlain Drive | Annapolis Royal | NS | B0S 1A0 |
| Appleby College | 540 Lakeshore Road West | Oakville | ON | L6K 3P1 |
| Archbishop Carney Regional High School | 1335 Dominion Avenue | Port Coquitlam | BC | V3B 7M6 |
| Archbishop Jordan High School | 2021 Brentwood Boulevard | Sherwood Park | AB | T8A 0X2 |
| Archbishop Oscar Romero High School | 17760 - 69 Avenue | Edmonton | AB | T5T 6X3 |
| Archbishop O’Leary High School | 8760 - 132 Avenue | Edmonton | AB | T5E 0X8 |
| Archibishop MC O'Neill High School | 134 Argyle street | Regina | SK | S4R 4C3 |
| Argyle Secondary School | 1131 Frederick Road | North Vancouver | BC | V7K 1J3 |
| Argyll Centre Calgary Campus | 2670 Radcliffe Drive S.E. | Calgary | AB | T2A 7M2 |
| Armbrae Academy | 1400 Oxford Street | Halifax | NS | B3H 3Y8 |
| Arthur Meighen High School | 201 River Road | Portage La Prairie | MB | R1N 3W2 |
| Ascension Collegiate | PO Box 370 | Bay Roberts | NF | A0A 1G0 |
| Athol Murray College of Notre Dame | Box 220 | Wilcox | SK | S0G 5E0 |
| Auburn Drive High School | 300 Auburn Drive | Cole Harbour | NS | B2W 6E9 |
| Austin O'Brien School | 6110 - 95 Avenue | Edmonton | AB | T6B 1A5 |