- A1 Telekom Austria
- American Express
- Bouygues
- DNA Oyj
- Free Mobile
- Google Play-saldo
- H3G Italia
- KPN (Koninklijke KPN N.V.)
- Mastercard
- Orange (Frankrike)
- Orange (Luxembourg)
- Orange (Slovakia)
- Orange (Spania)
- PayPal
- Paysafecard
- Proximus Group
- T-Mobile International (Østerrike)
- T-Mobile International (Tyskland)
- T-Mobile International (Hellas)
- T-Mobile International (Nederland)
- T-Mobile International (Slovakia)
- Tele2 Netherlands
- Telefónica
- Three (Hi3G Ireland)
- Three (Hutchison Drei Austria)
- TIM (Telecom Italia)
- Visa
- Vodafone (Spania)
- Vodafone Deutschland
- Vodafone Italia
- Vodafone Libertel
- Vodafone Portugal
- Wind Telecomunicazioni