Calling using WhatsApp is done through the app so doesn't matter about the number @PK_22.
The only thing is that the person you call using the app also has it, and you both have a data connection (either WiFi or cellular).
Please note, this is not customer services and we cannot access your account. Do not publish personal details (email, phone number, bank account).
Link to our guide on how to contact them can be found here
