| HLC | Hackney Law Centre 
| Others |
| HLC | HAI Lighting Control
| Others |
| HLC | Hair Loss Control
| Others |
| HLC | Half Life Cheaters
| Others |
| HLC | Half Life Counterstrike
| Others |
| HLC | Half-life Logo Creator
| Others |
| HLC | Hancock Lutheran Church
| Others |
| HLC | Handle Leg Connectors
| Others |
| HLC | Harrington LIbrary Consortium
| Others |
| HLC | Harry Lillis Crosby
| Others |
| HLC | Haugland Learning Center
| Others |
| HLC | Hawaii LIbrary Consortium
| Others |
| HLC | Healdsburg Lumber Company
| Others |
| HLC | Health and Learning Center
| Others |
| HLC | Health Literacy Component
| Others |
| HLC | Healthcare Leadership Coalition
| Others |
| HLC | Healthcare Leadership Council
| Others |
| HLC | HealthStream Learning Center
| Others |
| HLC | Healthy Lawn Care
| Others |
| HLC | Healthy Lifestyle Center
| Others |
| HLC | Healthy Lifestyle Choices
| Others |
| HLC | Heat Loss Calculation
| Others |
| HLC | Heavener Leadership Challenge
| Others |
| HLC | Heavy Laser Cannon
| Others |
| HLC | Heero Lovers Club
| Others |
| HLC | Hemp Lime Composite
| Others |
| HLC | Heritage Land Conservation
| Others |
| HLC | Heritage Learning Center
| Others |
| HLC | Hibberdene Lions Club
| Others |
| HLC | Hickory Leather Co
| Others |
| HLC | High Level Clearance
| Others |
| HLC | High Level Client
| Others |
| HLC | High Level Committee
| Others |
| HLC | High Level Communications
| Others |
| HLC | High Level Compos
| Others |
| HLC | High Level Contact
| Others |
| HLC | High Level Control
| Others |
| HLC | High Level Controller
| Others |
| HLC | High Light Compensation
| Others |
| HLC | High Limit Control
| Others |
| HLC | High Low and Close
| Others |
| HLC | High Low Close
| Others |
| HLC | High-Latitude Climate
| Others |
| HLC | High/ Low/ Close
| Others |
| HLC | Higher Layer Compatibility
| Others |
| HLC | Higher Learning Commission
| Others |
| HLC | Higher Learning Committee
| Others |
| HLC | Higher Lending Charge
| Others |
| HLC | Higher Level Camps
| Others |
| HLC | Hill City, Kansas USA
| Others |
| HLC | Historic Landmark Commission
| Others |
| HLC | Historic Landmarks Commission
| Others |
| HLC | Historic Lotus Club
| Others |
| HLC | Holistic Life Coaching
| Others |
| HLC | Holistic Lifestyle Coach
| Others |
| HLC | Holland Land Company
| Others |
| HLC | Holman Learning Center
| Others |
| HLC | Holographic Label Converting
| Others |
| HLC | Holographic Light Control
| Others |
| HLC | Holy Light Church
| Others |
| HLC | Holy Light Clan
| Others |
| HLC | Home Linen Collections
| Others |
| HLC | Home Loans Canada
| Others |
| HLC | Homer Laughlin China
| Others |
| HLC | Homer Laughlin China Company
| Others |
| HLC | Homes Land Community
| Others |
| HLC | Honest Long Cut
| Others |
| HLC | Honors Learning Community
| Others |
| HLC | Honors Living Community
| Others |
| HLC | Hope Loves Company
| Others |
| HLC | Hope Lutheran Church
| Others |
| HLC | Horizon Lunar Colony
| Others |
| HLC | Horne Learning Center
| Others |
| HLC | Horned Lizard Conservation
| Others |
| HLC | Hospital Liaison Committee
| Others |
| HLC | Host Language Call
| Others |
| HLC | Host List Converter
| Others |
| HLC | Houghton Lake Community
| Others |
| HLC | Housing Leadership Council
| Others |
| HLC | Houston Logistics Center
| Others |
| HLC | Hu Lin and Chen
| Others |
| HLC | Hugh L Carey Tunnel
| Others |
| HLC | Human Lactic Commensals
| Others |
| HLC | Human Life Centre
| Others |
| HLC | Humanitarian Law Center
| Others |
| HLC | Hybrid Layer Capacitor
| Others |
| HLC | Hybrid Learning Consortium
| Others |
| HLC | Hybrid Logical Clock
| Others |
| HLC | Hydro Lance Corporation
| Others |
| HLC | Hydrocarbolyte Liquid Crystal
| Others |
| HLC | Load Cells
| Others |