| ERA | Early Release A 
| Others |
| ERA | Earned Run Average
| Others |
| ERA | ECMWF Re-Analysis
| Others |
| ERA | Ecodynamics Research Associates
| Others |
| ERA | Ecodynamics Research Associates, University of Notre Dame
| Others |
| ERA | Ecologic Risk Assesment
| Others |
| ERA | Eddystone Remington Arms
| Others |
| ERA | Eddystone Remington Arsenal
| Others |
| ERA | Education Reform Association
| Others |
| ERA | Education Research Abstracts
| Others |
| ERA | Education Resource and Access
| Others |
| ERA | Educational Retirement Act
| Others |
| ERA | Educational Rights Agenda
| Others |
| ERA | Effective Reliable And Affordable
| Others |
| ERA | Egyptians Relief Association
| Others |
| ERA | Elected Regional Assembly
| Others |
| ERA | Electric Raceabout
| Others |
| ERA | Electrical Replaceable Assembly
| Others |
| ERA | Electrically Reconfigurable Array
| Others |
| ERA | Electronic Realty Associates
| Others |
| ERA | Electronic Records Archive
| Others |
| ERA | Electronic Records Archives
| Others |
| ERA | Electronic Redistribution And Archiving
| Others |
| ERA | Electronic Remittance Advice
| Others |
| ERA | Electronic Representatives Association
| Others |
| ERA | Electronic Research Administration
| Others |
| ERA | Electronic Retailing Association
| Others |
| ERA | Electronics Representatives Association
| Others |
| ERA | Elements Rules And Applications
| Others |
| ERA | Elements, Rules, and Applications
| Others |
| ERA | Elite Rebel Alliance
| Others |
| ERA | Elite Rodeo Athletes
| Others |
| ERA | Embedded Remote Access
| Others |
| ERA | Emergency Response Assessment
| Others |
| ERA | Emergency Roadside Assistance
| Others |
| ERA | Employee Recognition and Awards
| Others |
| ERA | Employment Retention and Advancement
| Others |
| ERA | Endometrial Resection and Ablation
| Others |
| ERA | Endothelin Receptor Agonist
| Others |
| ERA | Endurance Rally Association
| Others |
| ERA | Energy Righteousness Accountability
| Others |
| ERA | Energy Righteousness Accountablity
| Others |
| ERA | Energy Risk Associates
| Others |
| ERA | Engine Room Artificer
| Others |
| ERA | Engineering Research and Application
| Others |
| ERA | Engineering Research Associates
| Others |
| ERA | Englewood Racing Association
| Others |
| ERA | English Racing Automobiles
| Others |
| ERA | English Royal Administration
| Others |
| ERA | Enhanced Remote Access
| Others |
| ERA | Enhanced Roadside Assistance
| Others |
| ERA | Entering Restricted Area
| Others |
| ERA | Enterprise Ready Applications
| Others |
| ERA | Entertainment Research Associates
| Others |
| ERA | Entity Relation Attribute
| Others |
| ERA | Entrepreneurs Roundtable Accelerator
| Others |
| ERA | Environmental Research Aircraft
| Others |
| ERA | Environmental Risk Analysis
| Others |
| ERA | Environmental Risk Assessment
| Others |
| ERA | Equal Rights Advocates
| Others |
| ERA | Equal Rights Amendment
| Others |
| ERA | Equal Rights to Access
| Others |
| ERA | Equipment Restraint Area
| Others |
| ERA | Era Replica Automobiles
| Others |
| ERA | Erigavo, Somalia
| Others |
| ERA | Eset Remote Administrator
| Others |
| ERA | Estimate Related Age
| Others |
| ERA | Ethiopian Roads Authority
| Others |
| ERA | European Radon Association
| Others |
| ERA | European Reanalysis and
| Others |
| ERA | European Renal Association
| Others |
| ERA | European Rental Association
| Others |
| ERA | European Research Area
| Others |
| ERA | Evaluation Report for Assessment
| Others |
| ERA | Eve Ruined Adam
| Others |
| ERA | Everything Requires Assistance
| Others |
| ERA | Exabiology and Radiation Assembly
| Others |
| ERA | Excellence in Research for Australia
| Others |
| ERA | Excellence, Refinement, and Accountability
| Others |
| ERA | Exchange Rate Agreement
| Others |
| ERA | Executive Right Away
| Others |
| ERA | Expect Random Acts
| Others |
| ERA | Expected Rate of Advance
| Others |
| ERA | Experience Rich Anthropology
| Others |
| ERA | Exploitation Roles Always
| Others |
| ERA | Explore Reflect Act
| Others |
| ERA | Explosive Reactive Armour
| Military, Air Force, Army, Defence, Special Forces, Technology |
| ERA | Explosive Rear Armour
| Others |
| ERA | Extended Range Artillery
| Others |
| ERA | Extended Registry Attribute
| Others |
| ERA | Extensible Registration Authority
| Others |
| ERA | Extra Run Alley
| Others |
| ERA | International Conference on Entity-Relationship Approach
| Others |