| Acronym | Definition |
|---|
| HLCC | Haller Lake Community Club (Seattle, Washington) |
| HLCC | High Level Consultative Council |
| HLCC | Hair Loss Control Clinic (Latham, NY) |
| HLCC | High Level Clearance Committee (India) |
| HLCC | High Level Committee on Capital Markets |
| HLCC | Highland Lakes Computer Club (Highland Lakes, TX) |
| HLCC | Home Laundering Consultative Council |
| HLCC | Highland Lakes Country Club (Highland Lakes, New Jersey) |
| HLCC | High Level Consultative Commission |
| HLCC | High Level Consultative Committee |
| HLCC | Harriet Lane Compassionate Care |
| HLCC | Hawaiian Lee Counter Current |
| HLCC | High Light Coal Company |
| HLCC | Highline Community College (Des Moines, Washington) |
| HLCC | Higher Living Christian Church (Hampton, GA) |
| HLCC | Hermetic Leadless Chip Carrier |
| HLCC | Hellenic Language Classes for Children |
| HLCC | Hargovindas Laxmichand College of Commerce |
| HLCC | Holmquist Lorenz Construction Company (Steamboat Springs, CO) |
| HLCC | High Labor Cost Countries |
| HLCC | Helgason-Ludwig Consistency Condition |
| HLCC | Hatfield London Country Club (UK) |
| HLCC | Hoodoo Land and Cattle Company (Terrell, TX) |
| HLCC | High Lift Control Computer |
| HLCC | High-Level Cortical Circuits |
| HLCC | Half Life Compilation Controller |
| HLCC | Highland Lakes Conference Center |
| HLCC | Hargovan Lakhmidas College of Commerce |
| HLCC | Holly Lodge Community Centre (UK) |
| HLCC | Hosanna Lutheran Childhood Center |
| HLCC | Healing Light Center Church (Sierra Madre, CA) |
| HLCC | hokuriku Life-Care Cluster Association (Japan) |
| HLCC | Holy Land Christian Charities |
| HLCC | High Level Coordinating Committee on Capital Markets |
| HLCC | Holiday Lake Community Center (Brooklyn, Iowa) |
| HLCC | Howard Lake Christian Church (Howard Lake, MN) |
| HLCC | Hickory Lake Contest Club |
| HLCC | Harding Land Cattle Company |
| HLCC | High Level Clinical Consultant |
| HLCC | Huang-Letaief Circular Convolution |
| HLCC | Hispanic Leaders Chamber of Commerce (Altamonte Springs, FL) |
| HLCC | House League Convening Committee (Canada) |
| HLCC | Haskell Lemon Construction Co. (Oklahoma City, OK) |
| HLCC | Hebrew Liberationist Coordinating Committee |
| HLCC | Heron Lakes Country Club (Mobile, Alabama) |
| HLCC | Halifax Curling Club (Canada) |
| HLCC | High Latitude Contaminants Consortium (University of Alaska) |
| HLCC | Horn Lake Chamber of Commerce (Horn Lake, MS) |
| HLCC | High Level Control Cell (correctional facilities) |
| HLCC | High Level Committee on Credit (India) |
| HLCC | Hamilton Lakes Commerce Center |
| HLCC | Hastings Liquor Consultative Committee (Australia) |
| HLCC | Hermes Local Controllability Conditions |
| HLCC | Hume Lake Christian Camps, Inc. |
| HLCC | High Level Cabinet Committee |
| HLCC | Hosanna Lutheran Child Care |
| HLCC | Hardened Launch Control Center (US DoD) |