- 8
- 8 Degrees East
- A
- ACSL
- ADS Group
- AfterShip
- Amazon
- B
- Beyon Connect
- C
- China Express Association
- E
- e-Boks
- Ecommerce Europe
- Escher Group
- F
- FEPE - Federation for Envelopes and for Light and Ecommerce Packaging in Europe
- Forum for Research and Development of Postal Services in Africa (FRDPA)
- Foward2me Limited
- G
- GDEX
- Geomain Inc.
- Geopost
- Global Express Association (GEA)
- GN TEQ Ltd
- GS1
- GTS Express
- H
- Hurricane Commerce
- I
- International Mailers' Advisory Group (IMAG)
- International Post Corporation (IPC)
- International Publisher and Postal Association (IPPA)
- ISITEC International
- J
- Janzen s.r.o.
- L
- Latin American Association of Private Posts and Postal Operators (ALACOPP)
- Latin American Institute for Electronic Commerce (eInstituto)
- logistic-natives e.V.
- M
- Mail Americas
- Mailalliance
- Meest Group
- Mongol Infinity Post
- N
- NeX Limited
- Novaposhta
- O
- OMNIC
- P
- P2 Brief + Paket Beteiligungs GmbH
- Pitney Bowes
- R
- Research and Studies Telecommunications Centre (CERT)
- S
- SF Express
- Ship2MyID
- ShopRunBack
- T
- Tao Digital Solutions
- The VirtualPostbox
- Toshiba Infrastructure Systems & Solutions Corporation
- U
- UNI Global Union
- V
- Variuscard GmbH
- VariusSystems
- W
- World Free Zones Organizations
- Z
- Zenith Carex International Limited
- Zhejiang Cainiao Supply Chain Management Co., Ltd
- ZONOS
Universal Postal Union
International Bureau
Consultative Committee
Weltpoststrasse 4
3015 BERNE
SWITZERLAND