| S.No. | Short Form | Full Form | Country | Popularity |
| 1 |
ECIL |
Ealing Centre for Independent Living |
United Kingdom |
|
| 2 |
SNDP |
Sree Narayana Dharma Paripalana Yogam |
India |
|
| 3 |
AJCE |
Association of Japanese Consulting Engineers |
Japan |
|
| 4 |
IUT |
International Union of Tenants |
Switzerland |
|
| 5 |
MKV |
Mittelschüler-Kartellverband |
Austria |
|
| 6 |
CORE |
Congress of Racial Equality |
United States |
|
| 7 |
EEC |
European Economic Community |
Worldwide |
|
| 8 |
IRA |
Irish Republican Army |
Ireland |
|
| 9 |
NVV |
Nederlands Verbond van Vakverenigingen (English: Dutch Association of Trade Unions) |
Netherlands |
|
| 10 |
LAMO |
Ladakh Arts and Media Organisation |
India |
|
| 11 |
PLA |
Phone Losers of America |
United States |
|
| 12 |
HSC |
Health and Safety Commission |
United Kingdom |
|
| 13 |
DABD |
Disablement Association of Barking Dagenham |
United Kingdom |
|
| 14 |
KAS |
Kentucky Academy of Science |
United States |
|
| 15 |
CRE |
Commission for Racial Equality |
United Kingdom |
|
| 16 |
MSF |
Motorcycle Safety Foundation |
United States |
|
| 17 |
MSF |
Mind Science Foundation |
United States |
|
| 18 |
COST |
Council on State Taxation |
United States |
|
| 19 |
RPF |
Rehabilitation Project Force |
United States |
|
| 20 |
DPI |
Department of Public Information |
United Nations |
|
| 21 |
DRC |
Danish Refugee Council |
Denmark |
|
| 22 |
MICR |
Minorities in Cancer Research |
United States |
|
| 23 |
RFND |
Resource For Native Development |
United States |
|
| 24 |
CRPI |
Council for Responsible Public Investment |
United States |
|
| 25 |
UPSC |
Urban Planning Society of China |
China |
|
| 26 |
RTO |
Registered Training Organisation |
Australia |
|
| 27 |
ARP |
Arapahoe Rescue Patrol |
United States |
|
| 28 |
ARP |
Air Raid Precautions |
United Kingdom |
|
| 29 |
IPC |
Information and Privacy Commissioner |
Canada |
|
| 30 |
CBR |
Center for Bio-Ethical Reform |
United States |
|
| 31 |
DPG |
Development Promotion Group |
India |
|
| 32 |
AMPS |
Alcohol Misuse Prevention Study |
United States |
|
| 33 |
CFC |
Consumer Federation of California |
United States |
|
| 34 |
CFC |
Chess Federation of Canada |
Canada |
|
| 35 |
CFC |
Combined Federal Campaign |
United States |
|
| 36 |
TACS |
Tiles and Architectural Ceramics Society |
United Kingdom |
|
| 37 |
ARC |
American Red Cross |
United States |
|
| 38 |
NSC |
National Safety Council |
United States |
|
| 39 |
EPS |
Experimental Psychology Society |
United Kingdom |
|
| 40 |
WFP |
Witness For Peace |
United States |
|
| 41 |
BAMCEF |
Backward and Minority Communities Employees’ Federation |
India |
|
| 42 |
ILD |
Institute for Liberty and Democracy |
Peru |
|