| E&O | Errors and Omissions 
| Others |
| E/O | Engineering/Operations
| Others |
| EO | Each Other
| Others |
| EO | Early Out
| Others |
| EO | Earth Observation
| Others |
| EO | Earth Observatory
| Others |
| EO | Earth Orbit
| Others |
| EO | Eastern And Oriental
| Others |
| EO | Eastern Oregon
| Others |
| EO | Easy On
| Others |
| EO | Easy Operation
| Others |
| EO | Easy Operations
| Others |
| EO | Easy Organizer
| Others |
| EO | Eccentric Oil
| Others |
| EO | Economical Office
| Others |
| EO | Edelytics Online
| Others |
| EO | Editorial Office
| Others |
| EO | Education Officer
| Others |
| EO | Effective Ownership
| Others |
| EO | Ehich Online
| Others |
| EO | Eight Ones
| Others |
| EO | Elected Officials
| Others |
| EO | Electricity Online
| Others |
| EO | Electro Optics
| Others |
| EO | Electro-Optic
| Others |
| EO | Electro-Optical
| Others |
| EO | Electro-Optics
| Others |
| EO | Elegant Objects
| Others |
| EO | Element Occurance
| Others |
| EO | Eminent Occultist
| Others |
| EO | Employee Only
| Others |
| EO | Employee Ownership
| Others |
| EO | End Office
| Others |
| EO | End Opening
| Others |
| EO | Engagement Operations
| Others |
| EO | Engine Operation
| Others |
| EO | Engine Order
| Others |
| EO | Engine Out
| Others |
| EO | Engineering Order
| Others |
| EO | English Only
| Others |
| EO | Entrepreneurial Orientation
| Others |
| EO | Environmentally Optimised
| Others |
| EO | Equal Opportunity
| Others |
| EO | Equal Opportunity Program Office
| Others |
| EO | Equivalent Orbital
| Others |
| EO | Eric Oberthaler
| Others |
| EO | Ernest Owen
| Others |
| EO | Esperanto
| Others |
| EO | essences of
| Others |
| EO | Essential Oil
| Others |
| EO | Essential Oils
| Others |
| EO | Establishing Operation
| Others |
| EO | Ethylene Oxide
| Others |
| EO | Evaluation Office
| Others |
| EO | Evangelische Omroep
| Others |
| EO | Event Order
| Others |
| EO | Everyone For over
| Others |
| EO | Evolved Online
| Others |
| EO | Ex Officio
| Others |
| EO | Exceed Orbit
| Others |
| EO | Excessive Overkill
| Others |
| EO | Executive Officer
| Others |
| EO | Executive Order
| Others |
| EO | Executive Orders
| Others |
| EO | Exempt Organizations
| Others |
| EO | Exemption Order
| Others |
| EO | Exercices Oraux
| Others |
| EO | Exiled Orc
| Others |
| EO | Existing Order
| Others |
| EO | Expected Output
| Others |
| EO | Extended Organization
| Others |
| EO | Extra Ordinary
| Others |
| EO | Extreme Offence
| Others |
| EO | Extreme Offense
| Others |
| EO | Extreme Offensive
| Others |
| EO | Eyes Only
| Others |
| EO | The Exterior Orientation
| Others |