| ECI | Early Career Initiative 
| Others |
| ECI | Early Career Investigators
| Others |
| ECI | Early Child Intervention
| Others |
| ECI | Early Childhood Initiative
| Others |
| ECI | Early Childhood Intervention
| Others |
| ECI | Early Childhood Iowa
| Others |
| ECI | Early Coping Inventory
| Others |
| ECI | Earth Centered Inertia
| Others |
| ECI | Earth Centered Inertial
| Others |
| ECI | East Central Illinois
| Others |
| ECI | East Coast Imports
| Others |
| ECI | Eastern Computers Inc
| Others |
| ECI | Eastern Congo Initiative
| Others |
| ECI | Eastern Correctional Institution
| Others |
| ECI | eCommerce Industries, Inc.
| Others |
| ECI | Economic Complexity Index
| Others |
| ECI | Education Career and Immigration
| Others |
| ECI | Education Curriculum And Insruction
| Others |
| ECI | Education Curriculum And Instruction
| Others |
| ECI | Educational and Cultural Interactions
| Others |
| ECI | Educational Consortium Institute
| Others |
| ECI | Educational Curriculum Instruction
| Others |
| ECI | Effective Cycling Instructor
| Others |
| ECI | Effectively Connected Income
| Others |
| ECI | Effector Cell Institute
| Others |
| ECI | Election Commission of India
| Government, Regulatory Body, Organization, Politics |
| ECI | Electrical Components International
| Others |
| ECI | Electrical Consultants Inc
| Others |
| ECI | Electronic Check Information
| Others |
| ECI | Electronic Commerce Interface
| Others |
| ECI | Electronically Controlled Injection
| Others |
| ECI | Electronics Corporation of Israel
| Others |
| ECI | Emanuel County Institute
| Others |
| ECI | Emergency Committee for Israel
| Others |
| ECI | Emergency Consultants Inc
| Others |
| ECI | Emergency Contact Information
| Others |
| ECI | Employment Cost Index
| Others |
| ECI | Empty Chamber Indicator
| Others |
| ECI | End of Conversion Interrupt
| Others |
| ECI | Energetic Cluster Impact
| Others |
| ECI | Energy Controlled Ignition
| Others |
| ECI | Engine Components International
| Others |
| ECI | Engine Componets International
| Others |
| ECI | Engine Crank Inhibit
| Others |
| ECI | Engineering Change Instruction
| Others |
| ECI | Engineering Conferences International
| Others |
| ECI | Engineering for Civil Infrastructure
| Others |
| ECI | Engineers and Constructors International
| Others |
| ECI | Enquiry of Commercial Interest
| Others |
| ECI | Environmental Change Institute
| Others |
| ECI | Environmental Consultants Inc
| Others |
| ECI | Equipment Catalog Item
| Others |
| ECI | Essence Communication Inc
| Others |
| ECI | Essential Competencies Interview
| Others |
| ECI | Estimated Chargeable Income
| Others |
| ECI | Ethics Compliance Initiative
| Others |
| ECI | European Candle Institute
| Others |
| ECI | European Citizens Initiative
| Others |
| ECI | European Citizens' Initiative
| Others |
| ECI | European Coalition for Israel
| Others |
| ECI | European Color Initiative
| Others |
| ECI | European Community Industry
| Others |
| ECI | European Corpus Initia
| Others |
| ECI | European Corpus Initiative
| Others |
| ECI | Evaporated Coatings Inc
| Others |
| ECI | Excell Contracting Inc
| Others |
| ECI | Exceptionally Controlled Information
| Others |
| ECI | Exclamation Communications Inc
| Others |
| ECI | Expert Communications Inc
| Others |
| ECI | Export Consignment Identifier
| Others |
| ECI | Export Credit Insurance
| Others |
| ECI | Express Courier International
| Others |
| ECI | Expressis Community Intranet
| Others |
| ECI | Extended Compressor at Idle
| Others |
| ECI | Extension Course Institute
| Others |
| ECI | External Call Interface
| Others |
| ECI | External Cause of Injury
| Others |