How can I upgrade my KPN prepaid credit?
By calling
- Call with your mobile phone to the free KPN service number 1244.
- Type the number 9 to upgrade with a prepaid code. Type in your prepaid code and finalize with a #. Mind that you do not choose option 8!
- Now your KPN calling credit is upgraded again!
By texting (SMS)
- Text the following tekst to the KPN number 1266: “[prepaid code] Opwaarderen”
- Make sure to use the Dutch word “Opwaarderen”!
- For example: “1234567891234567 Opwaarderen”).
- Your calling credit gets updated immediately!