To update or change payment method, please use the following simple steps:
1. Go to our website at http://www.zonetel.com.sg
2. Click on the “Members Login Here” to login.
3. Click on Payment Information at the side.
4. Select Preferred Payment Method
5. Click on the "Submit" button to confirm the changes.
Please note that the payment method you have just added will be your default payment method for all sub-accounts (if any).