| ILS | I Love Sush 
| Others |
| ILS | Ibm Learning Services
| Others |
| ILS | Idle Limit System
| Others |
| ILS | Idle Line State
| Others |
| ILS | If Lightning Struck
| Others |
| ILS | Illinois Learning Standards
| Others |
| ILS | Imaginary Lat Syndrome
| Others |
| ILs | Impala Ls
| Others |
| ILS | Important Local Street
| Others |
| ILs | Impreza Ls
| Others |
| ILS | Incorporated Law Society
| Others |
| ILS | Independent Label Services
| Others |
| ILS | Independent Living Services
| Others |
| ILS | Independent Living Skills
| Others |
| ILS | Independent Living Systems
| Others |
| ILS | Index of Learning Styles
| Others |
| ILS | Indirect Least Squares
| Others |
| ILS | Indonesian Lost Saga
| Others |
| ILS | Inertial Landing System
| Others |
| ILS | Infiniti Learning System
| Others |
| ILS | Information and Learning Systems
| Others |
| ILS | Information and Library Science
| Others |
| ILS | Information Locator Service
| Others |
| ILS | Initial Load Segment
| Others |
| ILS | Inmate Liaison Service
| Others |
| ILS | Innovative Labeling Solutions
| Others |
| ILS | Innovative Livestock Services
| Others |
| ILS | Inquiry Learning Space
| Others |
| ILS | Institute for Legal Studies
| Others |
| ILS | Institute of Laparoscopic Surgery
| Others |
| ILS | Institute of Legal Secretaries
| Others |
| ILS | Institute of Liturgical Studies
| Others |
| ILS | Instrument Landing System
| Others |
| ILS | Instrument Landing Systems
| Others |
| ILS | Insurance Linked Security
| Others |
| ILS | Integrated Laboratory Science
| Others |
| ILS | Integrated Laboratory Systems
| Others |
| ILS | Integrated Laminate Systems
| Others |
| ILS | Integrated Learning Skills
| Others |
| ILS | Integrated Learning System
| Others |
| ILS | Integrated Learning Systems
| Others |
| ILS | Integrated Liberal Studies
| Others |
| ILS | Integrated Library Software
| Others |
| ILS | Integrated Library System
| Others |
| ILS | Integrated Library Systems
| Others |
| ILS | Integrated Life Sciences
| Others |
| ILS | Integrated Lighting System
| Others |
| ILS | Integrated Listening Systems
| Others |
| ILS | Integrated Living Services
| Others |
| ILS | Integrated Logistics Support
| Logistics, Manufacturing |
| ILS | Intelligent Layered Security
| Others |
| ILS | Intelligent Light System
| Others |
| ILS | Intense Lighting System
| Others |
| ILS | Intensive Lab Sessions
| Others |
| ILS | Inter-Language Studies
| Others |
| ILS | Inter-Letter Space
| Others |
| ILS | Interchangeable Lens System
| Others |
| ILS | Intermediate Life Support
| Others |
| ILS | International Labor Standards
| Others |
| ILS | International Laboratory Study
| Others |
| ILS | International Language School
| Others |
| ILS | International Language Support
| Others |
| ILS | International Launch Services
| Others |
| ILS | International Life Saving
| Others |
| ILS | International Life Saving Federation
| Others |
| ILS | Internet Location Services
| Others |
| ILS | Internet Locator Server
| Others |
| ILS | Internet Locator Service
| Others |
| ILS | Intracavity Laser Spectroscopy
| Others |
| ILS | Inventory Locator Service
| Others |
| ILS | Inventory Locator Service Inventory Locator
| Others |
| ILS | Inverse Least-Squares
| Others |
| ILS | Invisa Logistic Services
| Others |
| ILS | Israeli Shekel
| Others |
| ILS | Isuzu Lao Services
| Others |
| ILS | Italian Linux Society
| Others |