- Group Name
- Keller HS
- Hometown
- Keller, TX
- Contact
- Zachary Simons
- Website
- https://www.kellerhighband.org/
- Group Name
- Kettering Fairmont HS
- Hometown
- Kettering, OH
- Contact
- Tommy Roam
- Group Name
- Kettle Run HS
- Hometown
- Nokesville, VA
- Contact
- Brian Banegas
- Group Name
- Kickapoo HS
- Hometown
- Springfield, MO
- Contact
- Aaron Scriven
- Website
- http://www.kickapooband.com/drumline.html
- Group Name
- Kings HS
- Hometown
- Kings Mills, OH
- Contact
- mike maegly
- Group Name
- Kingwood Park HS
- Hometown
- Kingwood, TX
- Contact
- Bre Osbourn
- Group Name
- Klein Collins HS
- Hometown
- Spring, TX
- Contact
- Robbie Green
- Group Name
- Knighthood Indoor Percussion
- Hometown
- Collinsville, MS
- Contact
- Kristopher Grant
- Group Name
- Knox HS
- Hometown
- Knox, IN
- Contact
- Andrew Rice
- Group Name
- Kosciusko HS
- Hometown
- Kosciusko, MS
- Contact
- James Long
- Group Name
- L Anse Creuse HS - North
- Hometown
- Macomb, MI
- Contact
- Andrew Arnott
- Group Name
- La Canada HS
- Hometown
- La Canada Flintridge, CA
- Contact
- Jason Stone
- Website
- http://www.lchsmusic.org
- Group Name
- La Porte HS
- Hometown
- La Porte, TX
- Contact
- Mark Fennell
- Group Name
- La Quinta HS
- Hometown
- Westminster, CA
- Contact
- Richard Sebastian
- Website
- http://www.lqaztecmusic.com
- http://www.facebook.com/lqaztecmusic/
- http://instagram.com/lqaztecmusic
- Snapchat
- laquintahsdl
- Group Name
- La Quinta HS
- Hometown
- Westminister, CA
- Contact
- Richard Sebastian
- Website
- http://www.lqaztecmusic.com
- http://www.facebook.com/lqaztecmusic/
- http://instagram.com/lqaztecmusic
- Snapchat
- laquintahsdl
- Group Name
- Lafourche Indoor Percussion
- Hometown
- Mathews, LA
- Contact
- Steven Wilson
- Group Name
- Laguna Creek HS
- Hometown
- Elk Grove, CA
- Contact
- Jeffrey Edom
- Website
- https://www.thelchsband.org/
- Group Name
- Lake Central HS
- Hometown
- St. John, IN
- Contact
- Patrick Speranza
- Group Name
- Lake Central HS
- Hometown
- St John, IN
- Contact
- Ryan Lauciello
- Group Name
- Lake Effect Percussion
- Hometown
- Gibraltar, MI
- Contact
- Robert Vilag
- Website
- https://www.motorcitypa.org/lake-effect-percussion
- http://www.facebook.com/LakeEffectPercussion/
- https://www.instagram.com/lakeeffectpercussion/
- Snapchat
- lakeeffectperc
- X (Twitter)
- http://twitter.com/@LakeEffectPerc
- Tiktok
- @lakeeffectpercussion
- Group Name
- Lake Hamilton HS
- Hometown
- Pearcy, AR
- Contact
- Sean Lane
- Group Name
- Lake Minneola HS
- Hometown
- Minneola, FL
- Contact
- Andy Deen
- Group Name
- Lake Orion HS
- Hometown
- Lake Orion, MI
- Contact
- Joseph Kuerzi
- Group Name
- Lake Orion HS
- Hometown
- Lake Orion, MI
- Contact
- Evan Danielson
- Website
- https://www.lodragonbands.org/
- https://www.facebook.com/lakeorionpercussion/
- https://www.instagram.com/lakeorionpercussion/
- Group Name
- Lakeshore HS
- Hometown
- Mandeville, LA