Most recently added to the list is Albin, which closed after the 2003 school year.
At the bottom of the table, I've added a section for schools that have changed their nicknames.
These are the schools I have nicknames for, and if you think you can help me with this page in any way, email me!
| NAME OF SCHOOL | MASCOT | Year Closed | GOING NOW? |
| Albin High School (Albin) | Wildcats | 2003 | Pine Bluffs |
| Arvada High School (Arvada) | Pirates | mid-1960s? | Arvada-Clearmont |
| Basin High School (Basin) | Bobcats | 1987 | Riverside |
| Byron High School (Byron) | Eagles | 1983 | Rocky Mtn. |
| Carpenter High School (Carpenter) | Coyotes | 1950s? 60s? | Burns |
| Clearmont High School (Clearmont) | Panthers | mid-1960s? | Arvada-Clearmont |
| Cowley High School (Cowley) | Jaguars | 1983 | Rocky Mtn. |
| Dayton High School (Dayton) | Elks | 1956 | Tongue River |
| Deaver-Frannie High School (Deaver) | Trojans | 1977 or 1983? | Rocky Mtn. |
| Egbert High School (Egbert) | Bulldogs | 1950s?? | Burns |
| Elk Mountain High School (Elk Mountain) | Cowboys | 1940s? 50s? | Hanna-Elk Mountain |
| Ft. Laramie High School (Ft. Laramie) | Pioneers | 1950s?? | Lingle-Ft. Laramie |
| Goshen Hole High School (Veteran) | Spartans | 1980 | Southeast |
| Guernsey High School (Guernsey) | Longhorns | 1963 | Guernsey-Sunrise |
| Hawk Springs High School (Hawk Springs) | Hawks | 1966 | Southeast |
| Heart Mountain High School (Heart Mountain camp) | Eagles | 1945 | N/A |
| Hillsdale High School (Hillsdale) | Pioneers | 1950s? | Burns |
| Huntley High School (Huntley) | Cardinals | 1980 | Southeast |
| Jeffrey City High School (Jeffrey City) | Longhorns | 1997 | Lander |
| Lagrange High School (Lagrange) | Longhorns | 1992 | Southeast |
| Manderson High School (Manderson) | Demons | ?? | Riverside |
| Manderson-Hyattville High School (Manderson) | Demons | 1987 | Riverside |
| Manville High School (Manville) | Panthers | 1954? | Lusk |
| McFadden High School (McFadden) | Oilers | mid-50s? | Rock River |
| Medicine Bow High School (Medicine Bow) | Wranglers | 1999 | Hanna |
| Morton High School (Morton) | Broncs | 1969 | Wind River |
| Osage High School (Osage) | Warriors | ??? | Newcastle or Upton |
| Pavillion High School (Pavillion) | Panthers | 1969 | Wind River |
| Ranchester High School (Ranchester) | Rustlers | 1956 | Tongue River |
| Reliance High School (Reliance) | Pirates | 1958? | Rock Springs |
| Rozet High School (Rozet) | Mustangs | 1958 | Gillette |
| St. Mary's (Seton) High School (Cheyenne) | Gaels | early 1990s? | East or Central |
| Sunrise High School (Sunrise) | Miners | 1963 | Guernsey-Sunrise |
| Superior High School (Superior) | Dragons | 1962? | Rock Springs |
| University Prep High School (Laramie) | Buckaroos | 1970s? | Laramie |
| Veteran High School (Veteran) | Eagles | 1966 | Southeast |
| Yoder High School (Yoder) | Bobcats | 1966 | Southeast |
| Nickname Changes | |||
| SCHOOL | OLD NICKNAME | CURRENT NICKNAME | |
| Dubois High School | Broncs | Rams | |
| Clearmont High School | Clowns | (A-C) Panthers | |
| Midwest High School | Wildcats | Oilers | |
| Star Valley High School | Cheesemakers | Braves |