| A&A | Advertise and Award | In English | → 6591 |
| ABCD | Association of Biomedical Communications Directors | In English | → Associations → Medicine |
| ACCE | Association des Conseils en Communication Électronique | In French | → Associations → Telecommunications → Consulting |
| AdME | Advertising-drive Mobile Entertainment | In English | → Telecommunications |
| AECO | Asociación Española de Consultoras de Outplacement | In Spanish | → Associations → Economics → Consulting |
| AFA | Advertising Federation of Australia | In English | → Organizations and associations → 6591 |
| AFM | Association Française du Marketing | In French | → Associations |
| APCC | Association of Professional Communication Consultants | In English | → Associations → Consulting |
| APCC | Association of Professional Computer Consultants | In English | → Computer science → Associations → Consulting |
| ASPP | Association des Sociétés Suisses de Publicité = VSW | Verband Schweizerischer Werbegesellschaften | In German = ASSP | Associazione delle Società Svizzere di Pubblicità | In Italian |
In French | → Associations → 6591 |
| ASSP | Associazione delle Società Svizzere di Pubblicità = ASPP, VSW (look above) |
In Italian | → Associations → 6591 |
| ASSP | Anti-Spam-SMTP-Proxy | In English | → Networks, communication → 6591 |
| BOC | Business Objectives Consulting | In English | → Consulting |
| BSIC | Bundessparte Information und Consulting | In German | → Consulting |
| BTRC | Bio-Tek Research Consultants (www.btrc.com) | In English | → Biotechnology → Consulting |
| BVP | Bureau de Vérification de la Publicité | In French | → 6591 |
| CCCPA | Convention Collective de la Communication et de la Production Audiovisuelles | In French | → Labour, labour economics → Telecommunications |
| CEIS | Compagnie Européenne d'Intelligence Stratégique | In French | |
| CESP | Centre d'études des supports de publicité | In French | → 6591 |
| CMO | Chief Marketing Officer | In English | |
| CNTC | Centre National des Technologies et du Consulting | In French | → Engineering, technology → Consulting |
| CPA | Cost Per Action | In English | → Prices |
| CPC | Coût Par Clic | In French | → 6591 |
| CPM | Coût Pour Mille affichages | In French | → 6591 |
| DDV | Deutscher Direktmarketing Verband | In German | → Organizations and associations |
| EFAP | École Française des Attachés de Presse (et des professionnels de la communication) | In French | → Newspapers, journalism → Higher education, universities |
| EIAA | European Interactive Advertising Association | In English | → Organizations and associations → 6591 |
| EO | Exchange Online | In English | |
| ESSTIC | École Supérieure des Sciences et Techniques de l'Information et de la Communication de Yaoundé | In French | → Specialized or (poly)technical colleges → Newspapers, journalism |
| ESTACOM | École Supérieure des Techniques Appliquées de la Communication | In French | → Higher education, universities |
| F3C-CFDT | Fédération Communication, Conseil, Culture - Confédération française démocratique du travail (www.f3c-cfdt.fr) | In French | → Organizations and associations → Labour, labour economics → Cinema, movies |
| FUD | Fear, Uncertainty and Doubt | In English | → 6591 |
| IAB | Interactive Advertising Bureau | In English | |
| ICF | International Coach Federation (www.coachfederation.org) | In English | → Organizations and associations |
| IICP | Institut International de Communication de Paris | In French | → Higher education, universities |
| InTEEC | Information Technology and Electrical Engineering Consultant | In English | → Computer science → Electrical engineering → Consulting |
| INTOSAI | International Organization of Supreme Audit Institutions | In English | → Organizations and associations → Accounting |
| IOT | Individuum Organisation Technologie | In German | → Computer science |
| IPEA | Internet Positionning European Association | In English | → Associations → Networks, communication |
| IRCOM | Institut des relations publiques et de la communication | In French | → Higher education, universities |
| IREP | Institut de Recherches et d'Études Publicitaires | In French | → 6591 |
| ISCOM | Institut Supérieur de Communication et Publicité | In French | → Higher education, universities |
| ISCPA | Institut Supérieur de la Communication, de la Presse et de l'Audiovisuel | In French | → Newspapers, journalism → Higher education, universities → Arts |
| ISTC | Institut des Stratégies et Techniques de Communication | In French | → Higher education, universities |
| LMC | Lean Manufacturing Consulting | In English | → Engineering, technology → Consulting |
| MMA | Mobile Marketing Association | In English | → Organizations and associations → 6591 |
| MUNCI | Mouvement pour une Union Nationale des Consultants en Informatique | In French | → Computer science → Organizations and associations → Consulting |
| NCG | Nordic Consulting Group | In English | → Consulting |
| OJD | Office de Justification de la Diffusion des Supports de Publicité | In French | → 6591 |
| OPQCM | Office Professionnel de Qualification des Conseils en Management | In French | → Consulting |
| PIO | Public Information Officer | In English | |
| PIO | Public Information Office | In English | → Libraries |
| PMN | Parent, McLaughlin and Nangle (www.pmn.com) | In English | → Economics → Consulting |
| PPC | Pay per click | In English | |
| PR | Public Relations = RP | Relations Publiques | In French = RP | Relations Presse | In French |
In English | → Public relations |
| PRVA | Public Relations Verband Austria | In German | → Public relations |
| RACC | Radio Advertising Clearance Centre | In English | → Telecommunications |
| RGC | Richard Glynn Consultants | In English | → Consulting |
| RP | Relations Presse = PR (look above) |
In French | → Newspapers, journalism → Public relations |
| RP | Relations Publiques = PR (look above) |
In French | → Public relations |
| RVRP | Rendez-Vous Réussis avec la Presse | In French | → Public relations |
| SEC | Sigma Energy Consulting | In English | → Energy economics → Consulting |
| SEMA | Search Engine Marketing Association | In French | → Associations → Internet |
| SEO | Search Engine Optimization | In English | → Internet |
| SMO | Social Media Optimization | In English | → 6591 |
| SNCD | Syndicat National de la Communication Directe | In French | → Organizations and associations |
| SNPTV | Syndicat National de la Publicité Télévisée | In French | → Organizations and associations → Telecommunications |
| SRI | Syndicat des Régies Internet | In French | → Organizations and associations → Networks, communication |
| TME | Team für Marketing-Erfolge | In German | |
| UDA | Union Des Annonceurs | In French | → Organizations and associations |
| UDECAM | Union des Entreprises de Conseil et Achat Média | In French | → Organizations and associations |
| VSW | Verband Schweizerischer Werbegesellschaften = ASPP, ASSP (look above) |
In German | → Associations → 6591 |
| ZPA | Zone de Publicité Autorisée | In French | |
| ZPE | Zone de Publicité Elargie | In French | |
| ZPR | Zone de Publicité Restreinte | In French |