| Podcast directory | Directory of podcast sources sorted in categories. |
| etsi | The European Telecommunications Standards Institute (ETSI) developes telecommunications standards. |
| ups | The United Parcel Service of America does transports and postal deliveries from door to door. |
| 5vor12 | Free SMS und weitere Kommunikationsdienste |
| Post.at | Homepage der Post in Österreich mit Informationen über Briefsendungen, Pakete, Briefmarken und Postkästen. |
| Clickatell | Mobile message and SMS provider with ready-made scripts for websites in different programming languages. |
| aspsms | Mobile message and SMS provider |
| UK Mailing Preference Service | Unsign from unwanted Direct Mail |
| Interparcel | UK parcel delivery discounter |
