| COA | Cable Operators Association 
| Others |
| COA | Cadillac Owners Association
| Others |
| COA | California Optometric Association
| Others |
| COA | California Orthopaedic Association
| Others |
| COA | Call Of Action
| Others |
| COA | Call on Arrival
| Others |
| COA | Call Options American
| Others |
| COA | Canadian Orientation Abroad
| Others |
| COA | Card of Admission
| Others |
| COA | Care Of Address
| Others |
| COA | Carrot-Onion Alliance
| Others |
| COA | Center Of Attention
| Others |
| COA | Center Operations Area
| Others |
| COA | Centro Operativo Autostradale
| Others |
| COA | Certificate of Accuracy
| Others |
| COA | Certificate Of Achievement
| Others |
| COA | Certificate Of Altruism
| Others |
| COA | Certificate of Analysis
| Others |
| COA | Certificate Of Appropriateness
| Others |
| COA | Certificate Of Authentication
| Others |
| COA | Certificate of Authenticity
| Others |
| COA | Certificate of Authority
| Others |
| COA | Certificate of Authorization
| Others |
| COA | Certificate of Operating Authority
| Others |
| COA | Certificates of Analysis
| Others |
| COA | Certification Of Authority
| Others |
| COA | Certified OpenStack Administrator
| Others |
| COA | Certified Ophthalmic Assistant
| Others |
| COA | Certified Orthodontic Assistant
| Others |
| COA | Challenged Outdoorsmen of America
| Others |
| COA | Chance Of Achievement
| Others |
| COA | Change Of Address
| Others |
| COA | Change Of Amplification
| Others |
| COA | Change of Authorization
| Others |
| COA | Chart of Accounts
| Others |
| COA | Charts Of Accounts
| Others |
| COA | Cheer Officers of America
| Others |
| COA | Cheerleaders Of America
| Others |
| COA | Children Of Alcoholics
| Others |
| COA | Children Of Apocolypse
| Others |
| COA | Christians Of Age
| Others |
| COA | Circuit Of the Americas
| Others |
| CoA | City of Atlanta
| Others |
| COA | City Of Austin
| Others |
| COA | Clash of Avatars
| Others |
| COA | Class Of Admission
| Others |
| COA | Clean Ocean Action
| Others |
| COA | Clean Oil and Adjust
| Others |
| COA | Clinical Outcome Assessment
| Others |
| COA | Clinical Outcome Assessments
| Others |
| COA | Coat of Arms
| Others |
| COA | Collaboration Optimization and Analytics
| Others |
| COA | Collaborators and Other Affiliations
| Others |
| COA | College Of Agriculture
| Others |
| COA | College Of Alameda
| Others |
| CoA | College of Architecture
| Others |
| COA | College of The Albemarle
| Others |
| COA | College of the Atlantic
| Others |
| COA | Columbia Airport
| Others |
| COA | Comite d'Organisation de l'Automobile
| Others |
| COA | Commission On Accreditation
| Others |
| COA | Commission On Audit
| Others |
| COA | Commission on Opticianry Accreditation
| Others |
| COA | Commissioned Officers Association
| Others |
| COA | Commissioned Officers Association (PHS)
| Others |
| CoA | Committee of Administrators
| Legal |
| COA | Committee On Accreditation
| Others |
| COA | Communications Capsule for Open Air Motoring
| Others |
| COA | Community Oncology Alliance
| Others |
| COA | Community Online Academy
| Others |
| COA | Compliance Oriented Architecture
| Others |
| COA | Comprehensive Operational Analysis
| Others |
| COA | Comprehensive Operations Analysis
| Others |
| COA | Comptroller Of the Army
| Others |
| COA | Conchologists of America
| Others |
| COA | Condition of Assembly
| Others |
| COA | Condition On Admission
| Others |
| COA | Condominium Owners Association
| Others |
| COA | Confirm On Arrival
| Others |
| COA | Confirmation of Availability
| Others |
| COA | Connecticut Ornithological Association
| Others |
| COA | Conservation Opportunity Areas
| Others |
| COA | Container Owners Association
| Others |
| COA | Content Object Array
| Others |
| COA | Continuous Online Assessment
| Others |
| COA | Contract Of Affreightment
| Others |
| COA | Contract of Afreightment
| Others |
| COA | Corolla
| Others |
| COA | Corrections Officers Academy
| Others |
| COA | Cost Of Ageing
| Others |
| COA | Cost Of Attendance
| Others |
| COA | Cost Of Attendence
| Others |
| COA | Council for Older Adults
| Others |
| COA | Council of Architecture
| Others |
| COA | Council of the Americas
| Others |
| COA | Council On Accreditation
| Others |
| COA | Council On Aging
| Others |
| COA | Country Of Assembly
| Others |
| COA | Course Of Action
| Others |
| COA | Courses of Action
| Others |
| COA | Crackheads Of America
| Others |
| COA | Craft Of Architecture
| Others |
| COA | Cream Of Apricot
| Others |
| COA | Crimean Olympic Academy
| Others |
| COA | Critical Observable Action
| Others |
| COA | Cronym Or Abbreviation
| Others |
| COA | Crown Of Ages
| Others |
| COA | Cultural Organization of the Arts
| Others |
| COA | Customer Oriented Architecture
| Others |
| COA | Cuteness Overload Airbag
| Others |