For the 2018 Spring League, 49 high school teams are assigned to 7 conferences in 2 classes based on a similar number of team members.
Classes determine shooting day at the State Tournament:
Class 1A – Saturday, June 16th
Class 2A – Sunday, June 17th
(#) = Number of athlete’s scores used for each team to determine True Team™ scoring points earned.
| CLASS 1A |
| CONFERENCE 1 (5) |
| Drake-Anamoose High School |
| Max High School |
| Napoleon High School |
| Rolette High School |
| Wolford High School |
| CONFERENCE 2 (9) |
| Bishop Ryan Catholic High School |
| Bismarck High School |
| Fargo South High School |
| Hankinson High School |
| Minto High School |
| Oakes High School |
| Shiloh Christian School |
| Stanley High School |
| CONFERENCE 3 (12) |
| Beach High School |
| Central Cass High School |
| Dakota Prairie High School |
| Larimore High School |
| Milnor High School |
| St. Mary’s Central High School |
| Surrey High School |
| Tioga High School |
| CONFERENCE 4 (16) |
| Berthold-North Shore-Plaza High School |
| Century High School |
| Fairmount High School |
| Grafton High School |
| Munich High School |
| Richland High School |
| Sargent Central High School |
| Wahpeton High School |
| CONFERENCE 5 (24) |
| Barnes County North High School |
| Enderlin High School |
| Garrison High School |
| Nedrose High School |
| Rugby High School |
| West Fargo High School |
| Williston High School |
| CLASS 2A |
| CONFERENCE 1 (31) |
| Davies High School |
| Devils Lake High School |
| Fargo North High School |
| Kindred High School |
| Red River High School |
| South Prairie High School |
| Valley City High School |
| CONFERENCE 2 (42) |
| Central High School |
| Legacy High School |
| Mandan High School |
| Oak Grove Lutheran High School |
| Shanley High School |
| Sheyenne High School |