STATE:IL CORPS (131)
| Corps Name | Other Names | City | State | Country |
|---|---|---|---|---|
| Ainad Shrine | Ainad Temple | E. St. Louis | IL | United States |
| Alamo Rangers | Alamo American Legion Post 8 | Chicago | IL | United States |
| Aurora Vaqueros | Minutemen, Modernaires | Aurora | IL | United States |
| Austin Grenadiers | Lamon Scouts | Chicago | IL | United States |
| Beau Geste Brigade | Maywood | IL | United States | |
| Bellettes | Belleville | IL | ||
| Belleville Crusaders | Belleville | IL | United States | |
| Belvidere AL Post #72 | Belvidere | IL | United States | |
| Berwyn Thunderbirds | (Parade) | Berwyn | IL | United States |
| Bishop Shields | IL | United States | ||
| Black Hawks | Momence | IL | United States | |
| Black Knights | Belleville | IL | United States | |
| Blackhawks | Kankakee | IL | United States | |
| Blue Knights (IL) | Berwyn | IL | United States | |
| Blue Scorpions | Chicago | IL | United States | |
| Board of Trade AL Post #304 | Chicago | IL | United States | |
| Boys Alliance Club | IL | United States | ||
| Brass Unlimited | (Parade) | Belleville | IL | United States |
| Brigade | Highland Park | IL | United States | |
| Buccaneers (IL) | Moline | IL | United States | |
| Capital Chargers | Springfield | IL | United States | |
| Cavalier Cadets | Rosemont | IL | United States | |
| Cavaliers Anniversary Corps | CAC 888 | Chicago | IL | United States |
| Charles Roth AL Post #692 | Oak Park | IL | United States | |
| Chi-Angels | St Michael's | Chicago | IL | United States |
| Chicago Connection | Chicago | IL | United States | |
| Chicago Diplomats | Chicago | IL | United States | |
| Chicago Elevated AL Post #184 | Chicago | IL | United States | |
| Chicago Hornets | St. Andrew's Hornets | Chicago | IL | United States |
| Chicago Police AL Post #207 | Chicago Police Legion | Chicago | IL | United States |
| Chicago Royal Airs Senior | Chicago | IL | United States | |
| Chicago Vanguard Sr. | Chicago | IL | United States | |
| Chicago Warriors | Victor Olander Boys Club Warriors | Chicago | IL | United States |
| Cisco Kids | Alton | IL | United States | |
| Colleens of St. Patrick | St. Patrick Academy | Des Plaines | IL | United States |
| Commonwealth Edison | Chicago | IL | United States | |
| Commune Lodge #55 | IL | United States | ||
| Crusaders of County LaSalle | Marquette Crusaders, Ottawa Crusaders, LaFlamme Brigade | Ottawa | IL | United States |
| Curtis G. Reddon AL Post #210 | Danville | IL | United States | |
| Custer's Brigade | Libertyville | IL | United States | |
| Danville Chessmen | Danville | IL | United States | |
| Danville Scouts | Danville | IL | United States | |
| Danville Thunderbirds | Danville | IL | United States | |
| Debutantes | Quincy | IL | United States | |
| DeKalb Barons | DeKalb | IL | United States | |
| Des Plaines Vanguard | Chicago Vanguard; Skokie Vanguard; Mel Tierney | Des Plaines | IL | United States |
| Ebony Guard | Chicago | IL | United States | |
| Evanston Gayblades | Evanaston | IL | United States | |
| Flying Dutchmen | Quincy | IL | United States | |
| Fox Valley Raiders | Aurora | IL | United States | |
| Gabrielettes | Belleville | IL | United States | |
| Galva Drum & Bugle Corps | Galva | IL | United States | |
| General George Bell Post | Chicago | IL | United States | |
| Geneseo Knights | Kewanee Black Knights; merged with Emerald Knights in 1991 to form Quad City Knights | Geneseo | IL | United States |
| Giles Yellow Jackets | Lt. George L. Giles Post #87; VFW Post # 2024 | Chicago | IL | United States |
| Gladstone SAL | AL Gladstone Squadron #777 | Chicago | IL | United States |
| Glenview Lancers | Glenview | IL | United States | |
| Guardsmen | Guardsmen Cadets (1992) | Schaumburg | IL | United States |
| Hegewisch Raiders | Chicago | IL | United States | |
| Illiana Lancers | Chicago | IL | United States | |
| Jackson Raiders | Chicago | IL | United States | |
| Joliet Kingsmen | Joliet | IL | United States | |
| Kankakee Black Knights | Kankakee AL Post #85 | Kanakee | IL | United States |
| Kankakee Blackhawks | Kankakee | IL | United States | |
| Kankakee Challengers | Kankakee County | IL | United States | |
| Kankakee Lancers | Kankakee | IL | United States | |
| Kankakee Scouts | Kankakee | IL | United States | |
| Kewanee Black Knights Sr | Kewanee | IL | United States | |
| Knights of Light | Chicago | IL | United States | |
| Logan Square | Chicago | IL | United States | |
| Los Amigos | East Moline | IL | United States | |
| Mel Tierney AL Post #247 | Park Ridge | IL | United States | |
| Melvin Romer VFW Post | Chicago | IL | United States | |
| Men of Brass | McHenry | IL | United States | |
| Midwest Connection | Rosemont | IL | United States | |
| Millstadt Crusaders | Belleville Crusaders, Caseyville Crusaders | Millstadt | IL | United States |
| Mirage | Champaign | IL | United States | |
| Moline Monarchs | Moline | IL | United States | |
| Morton Grove Cougars | Morton Grove | IL | United States | |
| Morton Grove Spartans | merger Chi-Angels and Morton Grove Cougars | Chicago | IL | United States |
| Nisei Ambassadors | Chicago | IL | United States | |
| Nisei Envoys | Chicago | IL | United States | |
| Norwood Park Imperial Cadets | Chicago | IL | United States | |
| Norwood Park Imperials | Norwood Imperials, Skokie Imperials | Norwood | IL | United States |
| Paris Beacon Drum Corps | Paris | IL | United States | |
| Peoria AL Post #2 | Peoria | IL | United States | |
| Phantom Legion | Phantom Regiment Cadets | Rockford | IL | United States |
| Phantom Regiment | Rockford | IL | United States | |
| Piasa Raiders | Alton | IL | United States | |
| Polish Falcons | Falcons | Springfield | IL | United States |
| Polish National Alliance Central | PNA Central | Chicago | IL | United States |
| Purple Knights | Rockford Knights | Rockford | IL | United States |
| Quad City Knights | Merger of Emerald Knights and Geneseo Knights (in 1991) | Quad Cities | IL | United States |
| Quincy Trojans | Quincy | IL | United States | |
| Red Bud Golden Hornets | Red Bud | IL | United States | |
| Red Devils | McHenry | IL | United States | |
| Regal Valiants | Villa Park | IL | United States | |
| Rockford Eagles | (Parade) | Rockford | IL | United States |
| Royal Airs | AL Post # 96; Our Lady of Angels | Chicago | IL | United States |
| Royal Grenadiers | Kankakee | IL | United States | |
| Royalaires Seniors | Cicero | IL | United States | |
| Scarlet Knights | AL Post #771; Grayslake Cadets | Gurnee | IL | United States |
| Scott AFB Jetnotes | Rantoul | IL | United States | |
| Sharvin Red Jackets | N. Chicago | IL | United States | |
| Sine Wave Mini Corps | Elburn | IL | United States | |
| Skokie Indians | Skokie | IL | United States | |
| Skyline-Aires Seniors | Chicago Heights | IL | United States | |
| Square AL Post #232 | Chicago | IL | United States | |
| St. Alexis Vikings | Bensenville | IL | United States | |
| St. Brendan's Patriots | Chicago | IL | United States | |
| St. Gregory High School Drum & Bugle Corps | Chicago | IL | United States | |
| St. Mary's Training School | Maryville Academy | Des Plaines | IL | United States |
| Statesmen | merger of Capitol Chargers and Falcons | Springfield | IL | United States |
| The Cavaliers | Chicago Cavaliers; AL Kosciuszko Post #712; Boy Scout Troop 111 | Rosemont | IL | United States |
| The Men of Brass | Will County | IL | United States | |
| Tioga Thunderbirds | Bensonville | IL | United States | |
| Tioga Vagabonds | Bensonville | IL | United States | |
| Troop 63, Boy Scouts of America | River Forest | IL | United States | |
| US Navy Recruit | Great Lakes NTC | IL | United States | |
| Van Buren AL Post #401 | Chicago | IL | United States | |
| Vaqueros | Emhurst | IL | United States | |
| Victory AL Post #7 | Chicago | IL | United States | |
| Viking-Viscounts | merger Viscounts and St. Alexis Vikings | Bensenville | IL | United States |
| Villa Park SAL #479 | Villa Park | IL | United States | |
| Viscounts | McHenry | IL | United States | |
| Wabash Crusaders | Wabash | IL | United States | |
| White Tornadoes | Momence | IL | United States | |
| Windy City Cadets | Ardennes, AL Belgium Post 895 | Chicago | IL | United States |
| Windy City Legion | Chicago | IL | United States | |
| Winfield Scott Rebels | Maywood | IL | United States | |
| Zientech Diplomats | Chicago | IL | United States |
