| School | Address | City | Province | Postal Code |
| H. B. Beal Secondary School | 525 Dundas Street | London | ON | N6B 1W5 |
| Hamilton District Christian High School | 92 Glancaster Road | Hamilton | ON | L9G 3K9 |
| Hammarskjold High School | 80 S. Clarkson Avenue | Thunder Bay | ON | P7B 4W8 |
| Hampton High School | 10 Elizabeth Avenue | Hampton | NB | E0G 1Z0 |
| Handsworth Secondary School | 1044 Edgewood Road | North Vancouver | BC | V7R 1Y7 |
| Hanley Composite School | 318 Bodeman Avenue | Hanley | SK | S0G 2E0 |
| Harbour View High School | 305 Douglas Avenue | Saint John | NB | E2K 1E5 |
| Harriot Curtis Collegiate | PO Box 219 | St. Anthony | NF | A0K 4S0 |
| Harrison Trimble High School | 80 Echo Drive | Moncton | NB | V1Y 5V5 |
| Hartney School | Box 130 | Hartney | MB | R0M 0X0 |
| Havergal College | 1451 Avenue Road | Toronto | ON | M5N 2H9 |
| Heart Lake Secondary School | 296 Conestoga Drive | Brampton | ON | L6Z 3M1 |
| Henry James Cambie Secondary | 4151 Jacombs Road | Richmond | BC | V6V 1N7 |
| Henry Wise Wood High School | 910 75th Avenue S. W. | Calgary | AB | T2V 0S6 |
| Herdman Collegiate | PO Box 338 University Drive | Corner Brook | NF | A2H 6E3 |
| Herritage Park Secondary School | 33700 Prentis Ave. | Mission | BC | V2V 7B1 |
| Hillcrest High School | 96 North High Street | Thunder Bay | ON | P7A 5R3 |
| Hillcrest High School | 1900 Dauphin Road | Ottawa | ON | K1G 2L7 |
| Hillfield Strathallan College | 299 Fennell Avenue West | Hamilton | ON | L9C 1G3 |
| Hillside Junior Senior High School | Postal Bag #3 | Valleyview | AB | T0H 3N0 |
| Hilltop High School | 71 Sunset Boulevard | Whitecourt | AB | T7S 1N1 |
| Holy Cross High School | 2115 McEown Avenue | Saskatoon | SK | S7S 3K8 |
| Holy Cross Regional High School | 16193 - 88th Avenue | Surrey | BC | V4N 1G3 |
| Holy Heart of Mary High School | Bonaventure Avenue | St. John's | NF | A1C 3Z3 |
| Holy Name of Mary Academy | PO Box 39 | Lawn | NF | A0E 2EO |
| Holy Names High School | 1400 Northwood Street | Windsor | ON | N9E 1A4 |
| Holy Spirit High School | Box 4241 | Manuels | NF | A1W 1H2 |
| Holy Trinity Catholic Secondary School | 2260 Courtice Road | Courtice | ON | L1E 2M8 |
| Holy Trinity School | 11300 Bayview Avenue | Richmond Hill | ON | L4C 4X7 |
| Horton High School | RR 2 | Wolfville | NS | B0P 1X0 |
| Hugh Boyd Secondary School | 9200 #1 Road | Richmond | BC | V7E 6L5 |
| Hugh McRoberts Secondary School | 8980 William Road | Richmond | BC | V7A 1G6 |
| Hunting Hills High School | 150 Lockwood Avenue | Red Deer | AB | T4R 2M4 |