Three-Letter Codes
| Code | School Name |
| BRW | Brentwood High School |
| CMK | Commack High School |
| DAH | Division Avenue High School |
| EJG | Elwood-John Glenn High School |
| ELM | Elmont Memorial High School |
| EMD | East Meadow High School |
| FHS | Freeport High School |
| FMD | Farmingdale High School |
| GCH | Garden City High School |
| GWH | George W. Hewlett High School |
| GNN | John L. Miller Great Neck North High School |
| GNS | William A. Shine Great Neck South High School |
| HAF | Hebrew Academy of the Five Towns and Rockaway |
| HBF | Harborfields High School |
| HER | Herricks High School |
| HFC | H. Frank Carey High School |
| HHE | Half Hollow Hills High School East |
| HHW | Half Hollow Hills High School West |
| HKV | Hicksville Senior High School |
| HPG | Hauppauge High School |
| HUN | Huntington High School |
| ISP | Islip High School |
| JFK | John F. Kennedy High School - Bellmore |
| JRC | Jericho High School |
| KPH | Kings Park Senior High School |
| LAW | Lawrence High School |
| LBH | Long Beach High School |
| LVH | Locust Valley High School |
| LYN | Lynbrook High School |
| MAC | General Douglas MacArthur High School |
| MAN | Manhasset High School |
| MAS | Massapequa High School |
| MSH | Mount Sinai High School |
| NHA | North Shore Hebrew Academy High School |
| NHP | New Hyde Park Memorial High School |
| NPT | Northport High School |
| NSH | North Shore High School |
| OCN | Oceanside High School |
| PDS | Paul D. Schreiber High School |
| PLG | Plainedge High School |
| POB | Plainview Old Bethpage John F. Kennedy High School |
| RAM | Rambam Mesivta High School. |
| RIV | Riverhead High School |
| ROS | Roslyn High School |
| SAY | Sayville High School |
| SCE | Sachem High School East |
| SCN | Sachem High School North |
| SHC | Sanford H. Calhoun High School |
| SME | Smithtown High School East |
| SMW | Smithtown High School West |
| SSH | South Side High School |
| SYO | Syosset High School |
| UND | Uniondale High School |
| VSC | Valley Stream Central High School |
| VSS | Valley Stream South High School |
| WCM | Wellington C. Mepham HS |
| WHB | Westhampton Beach High School |
| WHE | The Wheatley School |
| WHS | West Hempstead High School |
| WIH | West Islip High School |
| WMH | Ward Melville High School |
| WTC | W.T. Clarke High School |
| WTH | Wantagh High School |